Tsutomu Ichikawa

This inventor holds 23 USPTO granted patents. Top assignees: Minolta Camera Kabushiki Kaisha, Minolta Company, Ltd., Konica Minolta Photo Imaging, Inc.. Active years: 1989-2009.

USPTO Granted Patents = 23

% Patents Active = 87.0

Average Co-Inventor Count = 3.2

ph-index = 10

Forward Citations = 320(Granted Patents)

Location History:

Kashiwara, JP (1989 - 1990)
Hashimoto, JP (1993 - 1999)
Osaka, JP (1989 - 2003)
Sakai, JP (1997 - 2009)

Company Filing History:

11 out of 2,979

Minolta Camera Kabushiki Kaisha

patents

10 out of 2,816

Minolta Company, Ltd.

patents

1 out of 81

Konica Minolta Photo Imaging, Inc.

patents

4. 1 out of 713

Konica-Minolta Holdings, Inc.

patents

Years Active: 1989-2009

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23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7583445 - Head mount display apparatus (2009-09-01),

2. 7379115 - Image capturing apparatus and image capturing system (2008-05-27),

3. 6707995 - Camera having control device for flash photography and its control method (2004-03-16),

4. 6577820 - Camera (2003-06-10),

5. 6317567 - Camera (2001-11-13),

6. 6240253 - Automatic focusing camera (2001-05-29),

7. 6240252 - Camera (2001-05-29),

8. 6009281 - Flash device (1999-12-28),

9. 5956531 - Camera and external flash device (1999-09-21),

10. 5860029 - Camera system having a flash device capable of performing a high speed (1999-01-12),

11. 5692223 - Remotely-controlled flash photographing system (1997-11-25),

12. 5678077 - Electronic flash device and camera equipped with said device (1997-10-14),

13. 5384611 - Camera system capable of wireless flash photographing (1995-01-24),

14. 5313247 - Flash device (1994-05-17),

15. 5202719 - Camera having a built-in electronic flash device and a detachable flash (1993-04-13),

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Profile summary based on public USPTO records.

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