For the Inventor, By the Inventor

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Kanagawa, Japan

Union Seimitsu Co., Ltd.

USPTO Granted Patents = 3

EPO Patents = 1

Forward Citations = 6

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11 inventors (with patents filed for the assignee):

Tadashi Tashima (2 out of 2 patents)

Kazuo Sugiyama (1 out of 8 patents)

Masaki Nezu (1 out of 1 patent)

4. Hideaki Amano (1 out of 1 patent)

5. Shunitirou Ozaki (1 out of 1 patent)

6. Kenji Nakanishi (1 out of 1 patent)

7. Kazunari Yoshida (1 out of 4 patents)

8. Hideo Takaara (1 out of 2 patents)

9. Yu Kagami (1 out of 1 patent)

10. Yoshio Shindoh (1 out of 2 patents)

11. Masanobu Tanigawa (1 out of 5 patents)

12. Toshiyuki Nishimura (0 patent)

3 patents: Sort by Forward Citations

1. 8927843 - Head fixing mechanism of drum (2015-01-06),

2. 8734074 - Connecting member and connecting structure (2014-05-27),

3. 7699568 - Screw attachment, fastening assembly having screw attachment, and process of releasing fastening assembly (2010-04-20),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#280 in Kanagawa

#8,783 in Japan

Kanagawa, Japan

Union Seimitsu Co., Ltd.

Forward Citations = 6

11 inventors:

Tadashi Tashima (2 out of 2 patents)

Kazuo Sugiyama (1 out of 8 patents)

Masaki Nezu (1 out of 1 patent)

4. Hideaki Amano (1 out of 1 patent)

5. Shunitirou Ozaki (1 out of 1 patent)

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