Katsumi Sugaya

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Himeji, JP

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Patents Grantslast 30 patents

Information Patent Grant
High pressure discharge lamp lighting device
- Patent number 7,439,691
- Issue date Oct 21, 2008
- Ushiodenki Kabushiki Kaisha
- Katsumi Sugaya
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for operation of a high pressure discharge lamp
- Patent number 7,170,237
- Issue date Jan 30, 2007
- Ushiodenki Kabushiki Kaisha
- Yoshikazu Suzuki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp with metal oxide coating
- Patent number 6,815,892
- Issue date Nov 9, 2004
- Ushiodenki Kabushiki Kaisha
- Yukihiro Morimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lamp and lamp package made of functionally gradient material
- Patent number 6,597,114
- Issue date Jul 22, 2003
- Ushiodenki Kabushiki Kaisha
- Yukiharu Tagawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HIGH PRESSURE DISCHARGE LAMP LIGHTING DEVICE
- Publication number 20070262729
- Publication date Nov 15, 2007
- Ushiodenki Kabushiki Kaisha
- Katsumi SUGAYA
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Device for operation of a high pressure discharge lamp
- Publication number 20060022613
- Publication date Feb 2, 2006
- Ushiodenki Kabushiki Kaisha
- Yoshikazu Suzuki
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge lamp
- Publication number 20030052608
- Publication date Mar 20, 2003
- Ushiodenki Kabushiki Kaisha
- Yukihiro Morimoto
- H01 - BASIC ELECTRIC ELEMENTS