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Shizuoka, Japan

Tadashi Harada

USPTO Granted Patents = 16

Average Co-Inventor Count = 1.4

ph-index = 8

Forward Citations = 139(Granted Patents)

Location History:

Shimizu, JP (1999)
Shizuoka, JP (1989 - 2000)

Company Filing History:

16 out of 2,303

Koito Manufacturing Company, Ltd.

Yazaki Corporation

Sumitomo Wiring Systems, Limited

Sumitomo Wiring System, Ltd.

where one patent can have more than one assignee

Years Active: 1989-2000

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6017235 - Bulb socket (2000-01-25),

2. 5951318 - Bulb socket (1999-09-14),

3. 5895295 - Bulb socket (1999-04-20),

4. D407068 - Bulb socket (1999-03-23),

5. 5879186 - Bulb socket (1999-03-09),

6. D402961 - Bulb socket (1998-12-22),

7. D402960 - Bulb socket (1998-12-22),

8. D402959 - Bulb socket (1998-12-22),

9. 5749743 - Bulb socket for vehicular lamp (1998-05-12),

10. 5716240 - Wedge-base bulb socket (1998-02-10),

11. 5154645 - Bulb socket (1992-10-13),

12. D324373 - Automobile light bulb socket (1992-03-03),

13. D323146 - Automobile light bulb socket (1992-01-14),

14. D323145 - Automobile light bulb socket (1992-01-14),

15. 4957455 - Socket for wedge-base lamp (1990-09-18),

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