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Kawasaki, Japan

Tatsuo Hamada

USPTO Granted Patents = 13

EPO Patents = 1

Average Co-Inventor Count = 3.3

ph-index = 9

Forward Citations = 289(Granted Patents)

Location History:

Tokyo, JP (1993 - 1997)
Kawasaki, JP (1994 - 2000)
Abiko, JP (2000 - 2001)
Shizuoka, JP (2005 - 2007)

Company Filing History:

13 out of 90,594

Canon Kabushiki Kaisha

Years Active: 1993-2007

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7177566 - Main frame construction for an image forming apparatus (2007-02-13),

2. 6909494 - Image forming apparatus (2005-06-21),

3. 6300970 - Image forming apparatus having a detachably mounted sheet supply roller (2001-10-09),

4. 6144823 - Image processing apparatus having a reading apparatus (2000-11-07),

5. 6084622 - Frame structure and an image forming apparatus using such a frame (2000-07-04),

6. 6021290 - Image forming apparatus with ventilation (2000-02-01),

7. 5907745 - Image forming apparatus having arrangement of sheet support members and (1999-05-25),

8. 5634178 - Gear unit, image forming apparatus and gear unit mounting method (1997-05-27),

9. 5621451 - Image forming apparatus (1997-04-15),

10. 5561496 - Image forming apparatus, assembling method of image forming apparatus, (1996-10-01),

11. 5559581 - Image forming apparatus with helical gear drive train (1996-09-24),

12. 5365322 - Image forming apparatus which detects a jam of a wound sheet (1994-11-15),

13. 5237381 - Sheet discharging apparatus with curl correcting means (1993-08-17),

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