Tetsu Okamoto

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Hyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
High pressure discharge lamp lighting apparatus
- Patent number 8,164,266
- Issue date Apr 24, 2012
- Ushio Denki Kabushiki Kaisha
- Tetsu Okamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-pressure discharge lamp light source device having a power sup...
- Patent number 8,044,334
- Issue date Oct 25, 2011
- Ushio Denki Kabushiki Kaisha
- Teppei Kagata
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High pressure discharge lamp lighting apparatus
- Patent number 7,960,923
- Issue date Jun 14, 2011
- Ushio Denki Kabushiki Kaisha
- Tomoyoshi Arimoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ultra-high pressure mercury lamp
- Patent number 7,649,319
- Issue date Jan 19, 2010
- Ushiodenki Kabushiki Kaisha
- Keiichi Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HIGH PRESSURE DISCHARGE LAMP LIGHTING APPARATUS
- Publication number 20100148686
- Publication date Jun 17, 2010
- Ushio Denki Kabushiki Kaisha
- Tomoyoshi Arimoto
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
HIGH-PRESSURE DISCHARGE LAMP LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20100128232
- Publication date May 27, 2010
- Ushio Denki Kabushiki Kaisha
- Teppei KAGATA
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
High pressure discharge lamp lighting apparatus
- Publication number 20100127631
- Publication date May 27, 2010
- Ushio Denki Kabushiki Kaisha
- Tetsu Okamoto
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ULTRA-HIGH PRESSURE MERCURY LAMP
- Publication number 20060273722
- Publication date Dec 7, 2006
- Ushiodenki Kabushiki Kaisha
- Keiichi MATSUMOTO
- H01 - BASIC ELECTRIC ELEMENTS