Tokyo, Japan

Tokyo University of Mercantile Marine


USPTO Granted Patents = 2

Forward Citations = 1

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5 inventors (with patents filed for the assignee):

goldMedal Mitsuru Izumi (2 out of 12 patents)

silverMedal Takahiro Nakayama (1 out of 9 patents)

bronzeMedal Masato Arai (1 out of 19 patents)

4 Osami Yanagisawa (1 out of 1 patent)

5 Hitoshi Ohnuki (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 2 2025

2 Patents

#4,069 in Tokyo

#10,986 in Japan

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Tokyo, Japan
Forward Citations = 1

5 inventors:

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