Tokyo, Japan

Vascular Graft Research Center Co., Ltd.


USPTO Granted Patents = 1


Forward Citations = 50

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4 inventors (with patents filed for the assignee):

goldMedal Fumihiro Hayashi (1 out of 24 patents)

silverMedal Yasuhiro Okuda (1 out of 24 patents)

bronzeMedal Yutaka Okumura (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#5,752 in Tokyo

#15,591 in Japan

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Tokyo, Japan
Forward Citations = 50

4 inventors:

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