Norihisa Nakao

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical filter and display apparatus with the same
- Patent number 7,329,981
- Issue date Feb 12, 2008
- Kabushiki Kaisha Toshiba
- Norihisa Nakao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of forming fluorescent screen
- Patent number 6,946,160
- Issue date Sep 20, 2005
- Kabushiki Kaisha Toshiba
- Norihisa Nakao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube with color filter
- Patent number 6,140,758
- Issue date Oct 31, 2000
- Kabushiki Kaisha Toshiba
- Hidemi Matsuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display screen, method of manufacturing same, and cathode ray tube
- Patent number 5,955,226
- Issue date Sep 21, 1999
- Kabushiki Kaisha Toshiba
- Hidemi Matsuda
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Optical filter and display apparatus with the same
- Publication number 20050179357
- Publication date Aug 18, 2005
- Kabushiki Kaisha Toshiba
- Norihisa Nakao
- G02 - OPTICS