Akio Nakashima

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Color display apparatus having compensating unit
- Patent number 5,418,575
- Issue date May 23, 1995
- Hitachi, Ltd.
- Atsushi Kaneko
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiprojection apparatus
- Patent number 5,206,760
- Issue date Apr 27, 1993
- Hitachi, Ltd.
- Akio Nakashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reproducing apparatus of a video disc player
- Patent number 4,858,030
- Issue date Aug 15, 1989
- Hitachi, Ltd.
- Masuo Oku
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for correcting time base error of information reproducing ap...
- Patent number 4,745,494
- Issue date May 17, 1988
- Hitachi Video Eng. Inc.
- Atsushi Kaneko
- G11 - INFORMATION STORAGE
Information Patent Grant
Video disc player skip/arm servo system
- Patent number 4,550,348
- Issue date Oct 29, 1985
- Hitachi, Ltd.
- Yosinobu Imada
- G11 - INFORMATION STORAGE
Information Patent Grant
CRT Drive circuit comprising white and black level clamping circuitry
- Patent number 4,328,514
- Issue date May 4, 1982
- Hitachi, Ltd.
- Akio Nakashima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE