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Hamamatsu, Japan

Shohei Yamazaki

This inventor holds 9 USPTO granted patents. Top assignees: Yamaha Corporation, Nippon Gakki Seizo Kabushiki Kaisha. Active years: 1985-1995.

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 6

Forward Citations = 161(Granted Patents)

Company Filing History:

Yamaha Corporation

Nippon Gakki Seizo Kabushiki Kaisha

Years Active: 1985-1995

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5412628 - Apparatus for intermittently recording and reproducing a signal on a (1995-05-02),

2. 5182681 - Rotating head magnetic recording and reproducing device having automatic (1993-01-26),

3. 4965874 - Magnetic recording and reproduction device with fast feed/rewind head to (1990-10-23),

4. 4963801 - Motor driving circuit for selectivity driving different motor types (1990-10-16),

5. 4943872 - System of fast reproduction at non-integral multiple of normal playback (1990-07-24),

6. 4920435 - Magnetic recording and reproducing device with improved track servo (1990-04-24),

7. 4672597 - Clock signal reproducing circuit for a player reproducing information of (1987-06-09),

8. 4603412 - Disc rotation servo control apparatus in a disc player (1986-07-29),

9. 4561080 - Automatic focusing device in an optical type data reproducing apparatus (1985-12-24),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]

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