For the Inventor, By the Inventor

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Teijin Engineering Ltd.

USPTO Granted Patents = 2

% Expired Patents = 50.0

EPO Patents = 1

Forward Citations = 6

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5 inventors (with patents filed for the assignee):

Ryohichi Nagashima (1 out of 1 patent)

Haruko Hirose (1 out of 1 patent)

Takezo Ono (1 out of 4 patents)

4. Seiki Iribe (1 out of 3 patents)

5. Mineo Watanabe (1 out of 3 patents)

2 patents: Sort by Forward Citations

1. 8629194 - Formed article and process for the production thereof (2014-01-14),

2. 4256559 - Method and apparatus for regenerating spent photographic bleach-fixer (1981-03-17),

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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#1,146 in Osaka

#11,121 in Japan

Teijin Engineering Ltd.

Forward Citations = 6

5 inventors:

Ryohichi Nagashima (1 out of 1 patent)

Haruko Hirose (1 out of 1 patent)

Takezo Ono (1 out of 4 patents)

4. Seiki Iribe (1 out of 3 patents)

5. Mineo Watanabe (1 out of 3 patents)

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