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Yoshimasa Koizumi

USPTO Granted Patents = 10

Average Co-Inventor Count = 2.2

ph-index = 8

Forward Citations = 620(Granted Patents)

Location History:

Shirakawa, JP (1998)
Fukuchiyama, JP (1999)
Kobe, JP (1996 - 2004)

Company Filing History:

10 out of 4,417

Sumitomo Rubber Industries Limited

Years Active: 1996-2004

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. RE38589 - Three-piece solid golf ball (2004-09-14),

2. 5935022 - Three-piece solid golf ball (1999-08-10),

3. 5780169 - Golf ball (1998-07-14),

4. 5711723 - Three-piece solid golf ball (1998-01-27),

5. 5601502 - Three-piece solid golf ball (1997-02-11),

6. 5589546 - Solid golf ball (1996-12-31),

7. 5574107 - Solid golf ball (1996-11-12),

8. 5518815 - Thread rubber for thread wound golf ball (1996-05-21),

9. 5490674 - Three-piece solid golf ball (1996-02-13),

10. 5482285 - Three-piece solid golf ball (1996-01-09),

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