JP7305200B2 - 濃度測定方法 - Google Patents
濃度測定方法 Download PDFInfo
- Publication number
- JP7305200B2 JP7305200B2 JP2020548533A JP2020548533A JP7305200B2 JP 7305200 B2 JP7305200 B2 JP 7305200B2 JP 2020548533 A JP2020548533 A JP 2020548533A JP 2020548533 A JP2020548533 A JP 2020548533A JP 7305200 B2 JP7305200 B2 JP 7305200B2
- Authority
- JP
- Japan
- Prior art keywords
- concentration
- fluid
- measured
- light
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000691 measurement method Methods 0.000 title claims description 5
- 238000005259 measurement Methods 0.000 claims description 69
- 239000012530 fluid Substances 0.000 claims description 35
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 claims description 27
- 238000002835 absorbance Methods 0.000 claims description 26
- 238000012937 correction Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 9
- 239000000539 dimer Substances 0.000 claims description 8
- 239000000178 monomer Substances 0.000 claims description 7
- 210000004027 cell Anatomy 0.000 description 71
- 239000007789 gas Substances 0.000 description 52
- 239000013307 optical fiber Substances 0.000 description 17
- 238000002834 transmittance Methods 0.000 description 15
- 238000001514 detection method Methods 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 210000005056 cell body Anatomy 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000031700 light absorption Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012788 optical film Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/05—Flow-through cuvettes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
- G01N21/5907—Densitometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/1717—Systems in which incident light is modified in accordance with the properties of the material investigated with a modulation of one or more physical properties of the sample during the optical investigation, e.g. electro-reflectance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/031—Multipass arrangements
- G01N2021/0314—Double pass, autocollimated path
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/1717—Systems in which incident light is modified in accordance with the properties of the material investigated with a modulation of one or more physical properties of the sample during the optical investigation, e.g. electro-reflectance
- G01N2021/1731—Temperature modulation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
- G01N2021/8578—Gaseous flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/121—Correction signals
- G01N2201/1211—Correction signals for temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/121—Correction signals
- G01N2201/1218—Correction signals for pressure variations
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
Description
Aλ=-log10(I/I0)=αLC ・・・(1)
3 窓部
4 測定セル
4a 流入口
4b 流出口
4c 流路
5 反射部材
6 コリメータ
7 測定光検出器
8 演算部
9 参照光検出器
10a 光ファイバ
10b センサケーブル
11 温度センサ
20 圧力センサ
100 濃度測定装置
Claims (7)
- 被測定流体が流れる流路を有する測定セルと、前記測定セルへの入射光を発する光源と、前記測定セルから出射した光を検出する光検出器と、前記光検出器の出力に基づいて前記被測定流体の吸光度および濃度を演算する演算部と、前記測定セル内の前記被測定流体の温度を測定する温度センサとを有し、前記演算部は、前記光検出器の検出信号に基づいて、ランベルト・ベールの法則に基づいて流体濃度を求めるように構成されている装置を用いて行う濃度測定方法であって、
前記被測定流体として温度が上昇するにつれて二量体に対する単量体の割合が増加するガスを前記測定セル内に流す工程と、
前記被測定流体によって吸光される波長の光を前記光源から前記測定セルへ入射させるとともに、前記測定セルから出射した前記光の強度を前記光検出器によって測定する工程と、
前記温度センサによって測定された温度に基づいて、二量体に対する単量体の割合が変化することによって生じる温度による前記被測定流体の吸光度の変化を補正するための補正係数を決定する工程と、
前記補正係数と、前記光検出器の出力とに基づいて、前記被測定流体の濃度を演算する工程と
を含む、濃度測定方法。 - 前記被測定流体は、トリメチルアルミニウムである、請求項1に記載の濃度測定方法。
- 前記測定セルへ入射させる光の波長は、前記トリメチルアルミニウムによって吸収されやすい220nm~240nmの範囲以外の波長である、請求項2に記載の濃度測定方法。
- 前記測定セルへ入射させる光の波長は、250nm以上300nm以下である、請求項3に記載の濃度測定方法。
- 前記トリメチルアルミニウムを含むガスの前記測定セル内での温度が、室温以上150℃以下である、請求項2から4のいずれかに記載の濃度測定方法。
- 前記補正係数は、被測定流体の温度ごとの補正係数が格納されたテーブルを用いて決定される、請求項1から5のいずれかに記載の濃度測定方法。
- 前記被測定流体の濃度を演算する工程は、補正したランベルト・ベールの式であるAλ=α・β(T)・L・Cに基づいて濃度を演算する工程を含み、ここで、Aλは前記被測定流体の吸光度、αは吸光係数、β(T)は前記補正係数、Lは前記測定セルの光路長、Cは濃度である、請求項1から6のいずれかに記載の濃度測定方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018185495 | 2018-09-28 | ||
JP2018185495 | 2018-09-28 | ||
PCT/JP2019/036481 WO2020066769A1 (ja) | 2018-09-28 | 2019-09-18 | 濃度測定方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JPWO2020066769A1 JPWO2020066769A1 (ja) | 2021-08-30 |
JPWO2020066769A5 JPWO2020066769A5 (ja) | 2022-07-12 |
JP7305200B2 true JP7305200B2 (ja) | 2023-07-10 |
Family
ID=69950684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020548533A Active JP7305200B2 (ja) | 2018-09-28 | 2019-09-18 | 濃度測定方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11460396B2 (ja) |
JP (1) | JP7305200B2 (ja) |
KR (1) | KR102514737B1 (ja) |
CN (1) | CN112703391A (ja) |
TW (1) | TWI719650B (ja) |
WO (1) | WO2020066769A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114324212A (zh) * | 2021-12-30 | 2022-04-12 | 杭州谱育科技发展有限公司 | 流体检测装置和方法 |
CN117470795B (zh) * | 2023-12-27 | 2024-03-29 | 成都千嘉科技股份有限公司 | 非分光型红外气体传感器及其气体测试方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007232742A (ja) | 1998-05-15 | 2007-09-13 | Mitsui Mining & Smelting Co Ltd | 対象物内部品質測定装置および測定方法 |
JP2015114260A (ja) | 2013-12-13 | 2015-06-22 | 三菱日立パワーシステムズ株式会社 | 排ガス分析装置 |
JP2016080431A (ja) | 2014-10-14 | 2016-05-16 | 住友電気工業株式会社 | 光プローブ、測定装置及び測定方法 |
JP2018025499A (ja) | 2016-08-12 | 2018-02-15 | 株式会社フジキン | 濃度測定装置 |
US10030086B1 (en) | 2017-07-21 | 2018-07-24 | Chevron Phillips Chemical Company Lp | Methods for determining transition metal compound concentrations in multicomponent liquid systems |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5886719A (ja) * | 1981-11-18 | 1983-05-24 | Clarion Co Ltd | 薄膜気相成長装置 |
JPH0743296A (ja) * | 1993-07-24 | 1995-02-14 | Horiba Ltd | 気体試料の濃度・温度同時計測方法 |
US6137581A (en) | 1998-05-15 | 2000-10-24 | Mitsui Mining & Smelting Co., Ltd. | Measurement apparatus for measuring internal quality of object |
US6527089B2 (en) * | 2000-04-06 | 2003-03-04 | Avid, L.L.C. | Caliper drive for a bicycle ball bearing mechanical disc brake caliper |
US20160351443A1 (en) * | 2001-07-18 | 2016-12-01 | Regents Of The University Of Colorado A Body Corporate | Inorganic ald film on an organic polymer surface |
KR20060066561A (ko) * | 2004-12-13 | 2006-06-16 | 한국표준과학연구원 | 오존 농도의 절대 측정을 위한 자외선 흡수 광도계의 광흡수용 시료셀과 평행광 선택 투과기 |
JP5885699B2 (ja) | 2013-05-09 | 2016-03-15 | 株式会社フジキン | 脆性破壊性光透過窓板の固定構造及びこれを用いた脆性破壊性光透過窓板の固定方法 |
WO2015119127A1 (ja) * | 2014-02-07 | 2015-08-13 | 株式会社村田製作所 | ガス濃度検出装置 |
JPWO2016080532A1 (ja) * | 2014-11-23 | 2017-08-31 | 株式会社フジキン | 光学的ガス濃度測定方法及び該方法によるガス濃度モニター方法 |
WO2016117173A1 (ja) * | 2015-01-20 | 2016-07-28 | 株式会社 東芝 | 呼気測定装置および呼気測定方法、並びにガスセル |
JP6912766B2 (ja) | 2016-07-29 | 2021-08-04 | 国立大学法人徳島大学 | 濃度測定装置 |
US10697889B2 (en) * | 2017-07-21 | 2020-06-30 | Chevron Phillips Chemical Company Lp | Methods for determining transition metal compound concentrations in multicomponent liquid systems |
-
2019
- 2019-09-18 CN CN201980050994.9A patent/CN112703391A/zh active Pending
- 2019-09-18 US US17/279,179 patent/US11460396B2/en active Active
- 2019-09-18 KR KR1020217003063A patent/KR102514737B1/ko active IP Right Grant
- 2019-09-18 WO PCT/JP2019/036481 patent/WO2020066769A1/ja active Application Filing
- 2019-09-18 JP JP2020548533A patent/JP7305200B2/ja active Active
- 2019-09-25 TW TW108134607A patent/TWI719650B/zh active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007232742A (ja) | 1998-05-15 | 2007-09-13 | Mitsui Mining & Smelting Co Ltd | 対象物内部品質測定装置および測定方法 |
JP2015114260A (ja) | 2013-12-13 | 2015-06-22 | 三菱日立パワーシステムズ株式会社 | 排ガス分析装置 |
JP2016080431A (ja) | 2014-10-14 | 2016-05-16 | 住友電気工業株式会社 | 光プローブ、測定装置及び測定方法 |
JP2018025499A (ja) | 2016-08-12 | 2018-02-15 | 株式会社フジキン | 濃度測定装置 |
US10030086B1 (en) | 2017-07-21 | 2018-07-24 | Chevron Phillips Chemical Company Lp | Methods for determining transition metal compound concentrations in multicomponent liquid systems |
Also Published As
Publication number | Publication date |
---|---|
CN112703391A (zh) | 2021-04-23 |
TW202028718A (zh) | 2020-08-01 |
US11460396B2 (en) | 2022-10-04 |
WO2020066769A1 (ja) | 2020-04-02 |
JPWO2020066769A1 (ja) | 2021-08-30 |
US20220003662A1 (en) | 2022-01-06 |
KR20210027428A (ko) | 2021-03-10 |
KR102514737B1 (ko) | 2023-03-29 |
TWI719650B (zh) | 2021-02-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6786099B2 (ja) | 濃度測定装置 | |
KR20180104090A (ko) | 농도 측정 장치 | |
JP7305200B2 (ja) | 濃度測定方法 | |
KR102454649B1 (ko) | 농도 측정 장치 | |
WO2020158506A1 (ja) | 濃度測定装置 | |
JP7492269B2 (ja) | 濃度測定装置 | |
JP7244900B2 (ja) | 反射部材の表裏識別方法 | |
TWI762233B (zh) | 濃度測定方法及濃度測定裝置 | |
US20210396657A1 (en) | Concentration measurement device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220701 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220701 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230417 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230526 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230612 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230621 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7305200 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |