Eikyu Hiruma

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Komae, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photoconductive imaging apparatus
- Patent number 5,233,265
- Issue date Aug 3, 1993
- Hitachi, Ltd.
- Yukio Takasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image pick-up tube and apparatus having the same
- Patent number 5,218,264
- Issue date Jun 8, 1993
- Hitachi, Ltd.
- Tadaaki Hirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric conversion device
- Patent number 4,980,736
- Issue date Dec 25, 1990
- Hitachi, Ltd.
- Yukio Takasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photoconductive target
- Patent number 4,330,733
- Issue date May 18, 1982
- Nippon Hoso Kyokai
- Keiichi Shidara
- H01 - BASIC ELECTRIC ELEMENTS