JP5111201B2 - 有機el表示装置 - Google Patents
有機el表示装置 Download PDFInfo
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- JP5111201B2 JP5111201B2 JP2008089996A JP2008089996A JP5111201B2 JP 5111201 B2 JP5111201 B2 JP 5111201B2 JP 2008089996 A JP2008089996 A JP 2008089996A JP 2008089996 A JP2008089996 A JP 2008089996A JP 5111201 B2 JP5111201 B2 JP 5111201B2
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- 239000000758 substrate Substances 0.000 claims description 170
- 239000002274 desiccant Substances 0.000 claims description 78
- 239000003566 sealing material Substances 0.000 claims description 57
- 230000001681 protective effect Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000012298 atmosphere Substances 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 6
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 description 72
- 239000010410 layer Substances 0.000 description 65
- 239000010408 film Substances 0.000 description 57
- 239000000499 gel Substances 0.000 description 17
- 238000002161 passivation Methods 0.000 description 11
- 239000002904 solvent Substances 0.000 description 11
- 239000004065 semiconductor Substances 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- 239000002585 base Substances 0.000 description 6
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- 239000007983 Tris buffer Substances 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000005525 hole transport Effects 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229920002545 silicone oil Polymers 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- -1 4-biphenylyl Chemical group 0.000 description 3
- 239000000412 dendrimer Substances 0.000 description 3
- 229920000736 dendritic polymer Polymers 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000000565 sealant Substances 0.000 description 3
- 150000001454 anthracenes Chemical class 0.000 description 2
- 125000000609 carbazolyl group Chemical class C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 2
- 238000010549 co-Evaporation Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 238000005488 sandblasting Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- FQJQNLKWTRGIEB-UHFFFAOYSA-N 2-(4-tert-butylphenyl)-5-[3-[5-(4-tert-butylphenyl)-1,3,4-oxadiazol-2-yl]phenyl]-1,3,4-oxadiazole Chemical compound C1=CC(C(C)(C)C)=CC=C1C1=NN=C(C=2C=C(C=CC=2)C=2OC(=NN=2)C=2C=CC(=CC=2)C(C)(C)C)O1 FQJQNLKWTRGIEB-UHFFFAOYSA-N 0.000 description 1
- CFNMUZCFSDMZPQ-GHXNOFRVSA-N 7-[(z)-3-methyl-4-(4-methyl-5-oxo-2h-furan-2-yl)but-2-enoxy]chromen-2-one Chemical compound C=1C=C2C=CC(=O)OC2=CC=1OC/C=C(/C)CC1OC(=O)C(C)=C1 CFNMUZCFSDMZPQ-GHXNOFRVSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 240000001973 Ficus microcarpa Species 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 125000005605 benzo group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical class [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 1
- 150000007857 hydrazones Chemical class 0.000 description 1
- 150000002460 imidazoles Chemical class 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Chemical class 0.000 description 1
- 239000002184 metal Chemical class 0.000 description 1
- DCZNSJVFOQPSRV-UHFFFAOYSA-N n,n-diphenyl-4-[4-(n-phenylanilino)phenyl]aniline Chemical compound C1=CC=CC=C1N(C=1C=CC(=CC=1)C=1C=CC(=CC=1)N(C=1C=CC=CC=1)C=1C=CC=CC=1)C1=CC=CC=C1 DCZNSJVFOQPSRV-UHFFFAOYSA-N 0.000 description 1
- 150000004866 oxadiazoles Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- SIOXPEMLGUPBBT-UHFFFAOYSA-N picolinic acid Chemical class OC(=O)C1=CC=CC=N1 SIOXPEMLGUPBBT-UHFFFAOYSA-N 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000123 polythiophene Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 125000004309 pyranyl group Chemical class O1C(C=CC=C1)* 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 239000005394 sealing glass Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- QEPMORHSGFRDLW-UHFFFAOYSA-L zinc;2-(2-hydroxyphenyl)-3h-1,3-benzoxazole-2-carboxylate Chemical class [Zn+2].OC1=CC=CC=C1C1(C([O-])=O)OC2=CC=CC=C2N1.OC1=CC=CC=C1C1(C([O-])=O)OC2=CC=CC=C2N1 QEPMORHSGFRDLW-UHFFFAOYSA-L 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/871—Self-supporting sealing arrangements
- H10K59/8722—Peripheral sealing arrangements, e.g. adhesives, sealants
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/842—Containers
- H10K50/8426—Peripheral sealing arrangements, e.g. adhesives, sealants
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/844—Encapsulations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/846—Passivation; Containers; Encapsulations comprising getter material or desiccants
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/874—Passivation; Containers; Encapsulations including getter material or desiccant
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
- H10K2102/301—Details of OLEDs
- H10K2102/302—Details of OLEDs of OLED structures
- H10K2102/3023—Direction of light emission
- H10K2102/3026—Top emission
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
Claims (7)
- 有機EL層がマトリクス状に形成された第1の基板と、前記第1の基板に対向する第2の基板と、前記第1の基板と前記第2の基板の内側の周辺に、シール材が環状に形成された有機EL表示装置であって、
前記シール材の内側には、分子量が1000以上で10000以下の媒体に、乾燥剤が混合されたゲルが充填されていることを特徴とする有機EL表示装置。 - 前記シール材は紫外線硬化樹脂であることを特徴とする請求項1に記載の有機EL表示装置。
- 上部電極と下部電極によって挟持された有機EL層を有する画素がマトリクス状に形成された第1の基板と、前記第1の基板に対向して配置された第2の基板と、前記第1の基板と前記第2の基板の内側の周辺に、シール材が環状に形成された有機EL表示装置であって、
前記上部電極の上には、保護膜が形成され、
前記第1の基板に形成された前記保護膜と前記第2の基板の間で、前記シール材の内側には、分子量が1000以上で10000以下の媒体に、乾燥剤が混合されたゲルが充填されていることを特徴とする有機EL表示装置。 - 前記保護膜は、SiN膜で形成されていることを特徴とする請求項3に記載の有機EL表示装置。
- 有機EL層がマトリクス状に形成された第1の基板と、前記第1の基板に対向する第2の基板と、前記第1の基板と前記第2の基板の内側の周辺に、シール材が環状に形成された有機EL表示装置の製造方法であって、
前記第2の基板の周辺には紫外線硬化樹脂によるシール材を環状に形成し、前記シール材に紫外線を照射して半硬化シール材とする第1の工程と、
前記半硬化シール材の内側に、分子量が1000以上で10000以下の媒体に、乾燥剤が混合されたゲル状乾燥剤を設置する第2の工程と、
前記第1の基板と前記第2の基板とを接着して前記第1の基板と、前記第2の基板と、前記シール材とで囲まれた領域にゲル状乾燥剤を充満させる第3の工程と、
前記半硬化シール材を完全硬化シール材とする第4の工程を有することを特徴とする有機EL表示装置の製造方法。 - 前記第3の工程は、前記第1の基板と前記第2の基板を重ね合わせるときは、減圧雰囲気中において行われ、前記第1の基板と、前記第2の基板と前記シール材とで囲まれた領域にゲル状乾燥剤を充満させるときは、大気圧雰囲気で行われることを特徴とする請求項5に記載の有機EL表示装置の製造方法。
- 前記第1の工程から前記第3の工程までは、窒素雰囲気中で行われることを特徴とする請求項5に記載の有機EL表示装置。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008089996A JP5111201B2 (ja) | 2008-03-31 | 2008-03-31 | 有機el表示装置 |
US12/382,224 US7999469B2 (en) | 2008-03-31 | 2009-03-11 | Organic EL display provided with gel-state encapsulant incorporating a desiccant and a high molecular-weight medium |
US13/067,967 US8858287B2 (en) | 2008-03-31 | 2011-07-12 | Organic EL display provided with gel-state encapsulant incorporating a desiccant and a high molecular-weight medium |
US14/491,380 US9484551B2 (en) | 2008-03-31 | 2014-09-19 | Organic EL display provided with gel-state encapsulant incorporating a desiccant and a high molecular-weight medium |
US15/285,997 US9991466B2 (en) | 2008-03-31 | 2016-10-05 | Organic EL display provided with gel-state encapsulant incorporating a desiccant and a high molecular-weight medium |
US15/969,212 US10326104B2 (en) | 2008-03-31 | 2018-05-02 | Organic EL display provided with gel-state encapsulant incorporating a desiccant and a high molecular-weight medium |
US16/443,756 US20190305249A1 (en) | 2008-03-31 | 2019-06-17 | Organic el display provided with gel-state encapsulant incorporating a desiccant and a high molecular-weight medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008089996A JP5111201B2 (ja) | 2008-03-31 | 2008-03-31 | 有機el表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009245708A JP2009245708A (ja) | 2009-10-22 |
JP5111201B2 true JP5111201B2 (ja) | 2013-01-09 |
Family
ID=41116048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008089996A Active JP5111201B2 (ja) | 2008-03-31 | 2008-03-31 | 有機el表示装置 |
Country Status (2)
Country | Link |
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US (6) | US7999469B2 (ja) |
JP (1) | JP5111201B2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5111201B2 (ja) * | 2008-03-31 | 2013-01-09 | 株式会社ジャパンディスプレイイースト | 有機el表示装置 |
JP5772819B2 (ja) * | 2010-04-21 | 2015-09-02 | コニカミノルタ株式会社 | 有機エレクトロルミネッセンスパネルの製造方法及びその製造方法で製造された有機エレクトロルミネッセンスパネル |
JP5970198B2 (ja) * | 2011-02-14 | 2016-08-17 | 株式会社半導体エネルギー研究所 | 照明装置 |
WO2013030919A1 (ja) * | 2011-08-29 | 2013-03-07 | パイオニア株式会社 | 有機エレクトロルミネッセンスデバイス |
KR20140071552A (ko) | 2012-11-23 | 2014-06-12 | 삼성디스플레이 주식회사 | 유기 발광 디스플레이 장치 및 그 제조 방법 |
WO2015008431A1 (ja) | 2013-07-19 | 2015-01-22 | パナソニックIpマネジメント株式会社 | 有機エレクトロルミネッセンス素子及び照明装置 |
JP6040140B2 (ja) * | 2013-12-06 | 2016-12-07 | 双葉電子工業株式会社 | 有機エレクトロルミネッセンスデバイス |
US10664020B2 (en) | 2015-04-23 | 2020-05-26 | Semiconductor Energy Laboratory Co., Ltd. | Electronic device |
CN105070847B (zh) * | 2015-09-10 | 2017-10-17 | 京东方科技集团股份有限公司 | 一种复合层、其制备方法及oled器件 |
KR102476117B1 (ko) * | 2017-12-22 | 2022-12-08 | 엘지디스플레이 주식회사 | 유기발광 표시장치 |
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NZ329387A (en) * | 1997-12-12 | 1999-02-25 | Grouw Holdings Ltd | Building member comprising two spaced apart boards and at least one connecting member |
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-
2008
- 2008-03-31 JP JP2008089996A patent/JP5111201B2/ja active Active
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2009
- 2009-03-11 US US12/382,224 patent/US7999469B2/en active Active
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- 2016-10-05 US US15/285,997 patent/US9991466B2/en active Active
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Also Published As
Publication number | Publication date |
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JP2009245708A (ja) | 2009-10-22 |
US9484551B2 (en) | 2016-11-01 |
US20170092893A1 (en) | 2017-03-30 |
US20180331321A1 (en) | 2018-11-15 |
US20090243474A1 (en) | 2009-10-01 |
US9991466B2 (en) | 2018-06-05 |
US20150076477A1 (en) | 2015-03-19 |
US20190305249A1 (en) | 2019-10-03 |
US10326104B2 (en) | 2019-06-18 |
US20110275271A1 (en) | 2011-11-10 |
US7999469B2 (en) | 2011-08-16 |
US8858287B2 (en) | 2014-10-14 |
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