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Yokohama, Japan

Yutaka Kohtani

USPTO Granted Patents = 9

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 70(Granted Patents)

Location History:

Kanagawa, JP (1986)
Yokohama, JP (1979 - 1997)

Company Filing History:

9 out of 90,753

Canon Kabushiki Kaisha

Years Active: 1979-1997

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5608457 - Video camera apparatus (1997-03-04),

2. 4956726 - Information signal reproducing apparatus in which control signal (1990-09-11),

3. 4591919 - Automatic focus control system and camera using same (1986-05-27),

4. 4396955 - Muting device (1983-08-02),

5. 4311369 - Sound motion picture camera (1982-01-19),

6. 4274718 - Sound motion picture camera (1981-06-23),

7. 4208108 - Sound motion picture projector (1980-06-17),

8. 4146312 - Sound motion picture camera and sound motion picture system (1979-03-27),

9. 4134079 - Automatic gain control circuit for sound motion picture camera (1979-01-09),

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