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Tokuya Kaneda
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Odawara, JP
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last 30 patents
Information
Patent Grant
Disc recording system
Patent number
5,418,763
Issue date
May 23, 1995
Hitachi, Ltd.
Atsushi Ichikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording and reproducing apparatus
Patent number
5,335,217
Issue date
Aug 2, 1994
Hitachi, Ltd.
Tokuya Kaneda
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk loading device
Patent number
5,267,105
Issue date
Nov 30, 1993
Hitachi, Ltd.
Matsuo Morikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording medium loading mechanism
Patent number
5,172,362
Issue date
Dec 15, 1992
Hirachi, Ltd.
Toshiyasu Hattori
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto-optical recording/reproducing apparatus
Patent number
5,060,207
Issue date
Oct 22, 1991
Hitachi, Ltd.
Tokuya Kaneda
G11 - INFORMATION STORAGE
Information
Patent Grant
Correcting for comatic aberration in an optical head of an optical...
Patent number
4,807,212
Issue date
Feb 21, 1989
Hitachi, Ltd.
Tokuya Kaneda
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical position detecting apparatus for positioning an actuator
Patent number
4,650,332
Issue date
Mar 17, 1987
Hitachi, Ltd.
Koji Muraoka
G01 - MEASURING TESTING
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Patent Grant
Driving apparatus for semiconductor laser
Patent number
4,523,089
Issue date
Jun 11, 1985
Hitachi, Ltd.
Takeshi Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Focal position detecting optical apparatus
Patent number
4,450,547
Issue date
May 22, 1984
Hitachi, Ltd.
Shigeru Nakamura
G02 - OPTICS