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For the Inventor, By the Inventor

Tokyo, Japan

Gpf Co. Ltd.


USPTO Granted Patents = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Yuichi Sakon (1 out of 3 patents)

silverMedal Yoshiharu Yabuki (1 out of 1 patent)

bronzeMedal Satoru Kuramoto (1 out of 1 patent)

4.  Masakazu Masuda (1 out of 1 patent)


1 patent:

1. 12023430 - Virus-collecting filter for medical aspirator system (2024-07-02),
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USPTO Data Jan 1 1976 - Jan 13 2026

1 Patents

#5,736 in Tokyo

#15,554 in Japan

...
Tokyo, Japan

Gpf Co. Ltd.

Forward Citations = 0

4 inventors:

goldMedal Yuichi Sakon (1 out of 3 patents)

silverMedal Yoshiharu Yabuki (1 out of 1 patent)

bronzeMedal Satoru Kuramoto (1 out of 1 patent)

4.  Masakazu Masuda (1 out of 1 patent)

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