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Kanagawa, Japan

Kenzo Nakagawa

USPTO Granted Patents = 7

Average Co-Inventor Count = 1.8

ph-index = 4

Forward Citations = 96(Granted Patents)

Location History:

Yokohama, JP (1980)
Kanagawa, JP (1987 - 2012)

Company Filing History:

7 out of 58,129

Sony Corporation

Years Active: 1980-2012

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7 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 8119043 - Method of making master for manufacturing optical disc and method of manufacturing optical disc (2012-02-21),

2. 7648671 - Method of making master for manufacturing optical disc and method of manufacturing optical disc (2010-01-19),

3. 6741802 - Elastic support assembly for disk device for disk recording apparatus with video camera (2004-05-25),

4. 6246829 - Recording medium driver (2001-06-12),

5. 5043974 - Disc cartridge (1991-08-27),

6. 4688206 - Device for opening and closing a shutter member of a disk cartridge (1987-08-18),

7. 4220879 - Brushless DC motor (1980-09-02),

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