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For the Inventor, By the Inventor

Tokyo, Japan

Sekiyushigen Kaihstsu Kabushiki Kaisha


USPTO Granted Patents = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Hitomi Hirano (1 out of 1 patent)

silverMedal Shinichi Okada (1 out of 4 patents)

bronzeMedal Naohide Tsuzuki (1 out of 1 patent)

4.  Yoshio Yasuda (1 out of 1 patent)


1 patent:

1. 7422907 - Process for measuring mercury concentration within hydrocarbons (2008-09-09),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#5,735 in Tokyo

#15,539 in Japan

...
Tokyo, Japan

Sekiyushigen Kaihstsu Kabushiki Kaisha

Forward Citations = 0

4 inventors:

goldMedal Hitomi Hirano (1 out of 1 patent)

silverMedal Shinichi Okada (1 out of 4 patents)

bronzeMedal Naohide Tsuzuki (1 out of 1 patent)

4.  Yoshio Yasuda (1 out of 1 patent)

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