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*
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1969-06-21 |
1973-12-25 |
Suwa Seikosha Kk |
Display device for electronic desk calculator
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JPS556916B1
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*
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1970-11-17 |
1980-02-20 |
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JPS549040B1
(fr)
*
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1970-11-25 |
1979-04-20 |
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1971-05-20 |
1973-07-24 |
Hmw Industries |
Light control for timing displays
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1971-06-01 |
1977-02-01 |
Texas Instruments Incorporated |
Nematic liquid crystal displays for low voltage direct current operation
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1971-08-03 |
1973-07-24 |
Hmw Industries |
Light control for timing display
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DE2156462C3
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*
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1971-11-13 |
1980-03-13 |
Agfa-Gevaert Ag, 5090 Leverkusen |
Kinematografische Kamera
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*
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1972-02-09 |
1973-07-24 |
American Micro Syst |
Universal transmission reflectance mode liquid crystal display
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JPS5249696B2
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*
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1972-04-14 |
1977-12-19 |
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DE2331191C2
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1972-06-24 |
1984-06-07 |
Durst AG, Fabrik Fototechnischer Apparate, Bozen |
Lichtmeßgerät
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EP0027518A1
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1979-09-06 |
1981-04-29 |
Gor-Vue Corporation |
Système de lentilles pour casque à souder utilisé à la lumière solaire et dans ce casque, la combinaison avec un circuit comprenant un photodétecteur
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1980-07-03 |
1985-01-15 |
Control Interface Company Limited |
Field sensitive optical displays, generation of fields therefor and scanning thereof
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1982-08-30 |
1987-10-06 |
Canadian Industrial Innovation Centre/Waterloo |
Apparatus for influencing the presentation of visual information
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SE464264B
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1984-02-24 |
1991-03-25 |
Esab Ab |
Optiskt filter foer svetsskyddsglas
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DE3411048A1
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1984-03-26 |
1985-09-26 |
Rainer 6072 Dreieich Bauer |
Schaltung zur ansteuerung von fluessigkristallschichten und anordnung zu ihrer anwendung
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JPS6144020A
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1984-08-08 |
1986-03-03 |
Tokai Rika Co Ltd |
自動車用ウインドグラスの防眩装置
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GB2178581B
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1985-07-12 |
1989-07-19 |
Canon Kk |
Liquid crystal apparatus and driving method therefor
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WO1987001468A1
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1985-09-06 |
1987-03-12 |
Consolidated Technology Pty. Ltd. |
Procede et appareil de commande d'un dispositif a cristaux liquides
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JPS6319163A
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1986-07-10 |
1988-01-26 |
森 敬 |
太陽光エネルギ−照射治療装置
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GB2214474A
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1988-01-21 |
1989-09-06 |
Al Dujaili Mohammed Jamal |
Automatic vehicle windscreen sunlight shade system
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1991-03-25 |
1993-09-28 |
Osd Envizion Company |
Detector system for detecting the occurrence of welding
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1991-03-25 |
1998-05-12 |
Osd Envizion, Inc. |
Liquid crystal lens driver electronics for eye protection, high speed shuttering with consistent performance
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1991-03-25 |
1993-10-12 |
Osd Envizion Company |
Detector system for detecting the occurrence of welding using detector feedback
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CH687909A5
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1991-12-31 |
1997-03-27 |
Xelux Holding Ag |
Verfahren zum Betrieb einer Blendschutzvorrichtung.
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CH687809A5
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1993-05-14 |
1997-02-28 |
Xelux Holding Ag |
Blendschutzvorrichtung.
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AU6494599A
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1998-10-26 |
2000-05-15 |
Bojan Marin |
Driving scheme and electronic circuitry for the lcd electrooptical switching element
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JP3744714B2
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1998-12-08 |
2006-02-15 |
シャープ株式会社 |
液晶表示装置及びその駆動方法
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2001-05-05 |
2005-01-11 |
Jackson Products, Inc. |
Eye-protection device having dual high voltage switching
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2001-05-05 |
2005-04-19 |
Jackson Products, Inc. |
Microprocessor based automatically dimmable eye protection device
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2003-08-11 |
2006-04-11 |
Jackson Products, Inc. |
Eye-protection device having dual high voltage switching
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2005-03-09 |
2009-01-13 |
3M Innovative Properties Company |
Automatic darkening filter with offset polarizers
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2005-06-20 |
2006-12-21 |
Ingvar Sundell |
Automatic darkening filter with automatic power management
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2005-10-11 |
2009-12-29 |
3M Innovative Properties Company |
Control of an automatic darkening filter
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KR102369408B1
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2014-09-15 |
2022-03-02 |
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개인용 보호 시스템 공구 통신 어댑터
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