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Yokohama, Japan

Hitoshi Maekawa

USPTO Granted Patents = 14

Average Co-Inventor Count = 2.6

ph-index = 7

Forward Citations = 91(Granted Patents)

Location History:

Yokohama, JP (1981 - 1988)
Owariasahi, JP (1989 - 2001)

Company Filing History:

14 out of 42,508

Years Active: 1981-2001

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6321980 - Electronic money storing apparatus and IC card control method (2001-11-27),

2. 6109523 - Electronic money coffer (2000-08-29),

3. 6032858 - Electronic money storing apparatus and IC card control method (2000-03-07),

4. 5081628 - Cordless keyboard (1992-01-14),

5. 4814873 - Method and apparatus for converting an image signal (1989-03-21),

6. 4751403 - Transistor driving circuit and circuit controlling method (1988-06-14),

7. 4737692 - Pincushion distortion correction device (1988-04-12),

8. 4707640 - Horizontal deflection output circuit (1987-11-17),

9. 4612451 - Drive circuit for driving a transistor (1986-09-16),

10. 4587495 - Cascode amplifier with an improved biasing arrangement (1986-05-06),

11. 4544896 - Amplitude adjusting equipment in a signal translation line (1985-10-01),

12. 4480268 - Gamma correction circuit (1984-10-30),

13. 4442384 - Horizontal deflection circuit (1984-04-10),

14. 4285008 - Color picture reproducing device (1981-08-18),

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