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Ibaraki-ken, Japan

Masamichi Ito

USPTO Granted Patents = 3

Average Co-Inventor Count = 3.1

ph-index = 2

Forward Citations = 27(Granted Patents)

Location History:

Ibaraki, JP (1989)
Ibaraki-ken, JP (1996 - 1997)

Company Filing History:

3 out of 42,517

Years Active: 1989-1997

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5633846 - Positioning device for optical disc apparatus (1997-05-27),

2. 5559768 - Tracking following apparatus for optical disk device (1996-09-24),

3. 4838649 - Apparatus for driving objective lens (1989-06-13),

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