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Yokohama, Japan

Sumio Yokokawa

USPTO Granted Patents = 11

Average Co-Inventor Count = 5.1

ph-index = 6

Forward Citations = 88(Granted Patents)

Location History:

Yokohama, JA (1977)
Yokohama, JP (1980 - 1982)
al of Yokohama, JP (1982)

Company Filing History:

11 out of 2,887

Victor Company of Japan, Limited

Years Active: 1977-1982

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4348617 - Image pickup device (1982-09-07),

2. 4347529 - Color-resolving striped filter for camera tube (1982-08-31),

3. 4330797 - View-finder for television camera (1982-05-18),

4. 4277800 - Color television signal generating apparatus (1981-07-07),

5. 4272779 - Signal processing circuit for a color television camera (1981-06-09),

6. 4237407 - Vertical deflection circuit for a camera tube in a television camera (1980-12-02),

7. 4232331 - Circuit for stabilizing the black level in an output signal of a camera (1980-11-04),

8. 4227208 - Optical comb filter (1980-10-07),

9. 4215364 - Color television signal generating apparatus (1980-07-29),

10. 4198592 - Circuit for stabilizing electron beam focusing of an electromagnetic (1980-04-15),

11. 4041528 - Color television signal generating apparatus for use in a single camera (1977-08-09),

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