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Nagano-ken, Japan

Yoshihiro Nakashima

USPTO Granted Patents = 14

Average Co-Inventor Count = 3.3

ph-index = 7

Forward Citations = 116(Granted Patents)

Location History:

Nagano, JP (1996 - 2002)
Nagano-Ken, JP (2004 - 2007)

Company Filing History:

14 out of 33,404

Seiko Epson Corporation

Years Active: 1996-2007

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7260336 - Image forming apparatus and image forming method for performing density control of toner images (2007-08-21),

2. 7072597 - Image forming apparatus and image method for forming toner images with optimized patch image density (2006-07-04),

3. 6821701 - Toner and image forming apparatus (2004-11-23),

4. 6811942 - Toner and image forming apparatus (2004-11-02),

5. 6336022 - Developing unit (2002-01-01),

6. 6295433 - Developing unit having a conveying fin for loading a supply roller with toner (2001-09-25),

7. 6226484 - Developing unit using specific developer composition (2001-05-01),

8. 6198893 - Image forming apparatus having a plurality of developing units (2001-03-06),

9. 6192209 - Developing unit (2001-02-20),

10. 6163674 - Developing unit having developing roller with restraining blade (2000-12-19),

11. 6151474 - Developing unit using elastic supply roller (2000-11-21),

12. 6094554 - Developing unit having developing roller with specific side surface (2000-07-25),

13. 5655197 - Developing device (1997-08-05),

14. 5557060 - Developing device (1996-09-17),

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