Shigehiko Takayama

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Mitaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Screen for liquid crystal projector
- Patent number 5,715,083
- Issue date Feb 3, 1998
- Hitachi, Ltd.
- Shigehiko Takayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electron gun with bi-potential focusing lens and electrostatic defl...
- Patent number 5,285,130
- Issue date Feb 8, 1994
- Hitachi, Ltd.
- Shigehiko Takayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image pickup tube
- Patent number 4,713,588
- Issue date Dec 15, 1987
- Hitachi, Ltd.
- Shigehiko Takayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron beam focusing lens
- Patent number 4,560,899
- Issue date Dec 24, 1985
- Hitachi, Ltd.
- Shigehiko Takayama
- H01 - BASIC ELECTRIC ELEMENTS