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Kanagawa, Japan

Isamu Yamamoto

This inventor holds 6 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1987-2011.

USPTO Granted Patents = 6

% Patents Active = 83.3

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 61(Granted Patents)

Company Filing History:

6 out of 58,145

Sony Corporation

Years Active: 1987-2011

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8040408 - Image signal processing apparatus, image capturing apparatus, and image signal processing method (2011-10-18),

2. 5243426 - Circuit for gamma correction of a digital video signal and having a (1993-09-07),

3. 4875098 - Output signal processing circuit for CCD register (1989-10-17),

4. 4821100 - Image signal compressor (1989-04-11),

5. 4816917 - Clamp circuit for a solid-state image device (1989-03-28),

6. 4700221 - Power control circuit for a color encoder of a video camera (1987-10-13),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]

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