Tokyo, Japan

Director-general, Ship Research Institute, Ministry of Transport


USPTO Granted Patents = 1

Forward Citations = 31

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3 inventors (with patents filed for the assignee):

goldMedal Kakuichi Shiomi (1 out of 19 patents)

silverMedal Masataka Oka (1 out of 1 patent)

bronzeMedal Suketoshi Nagano (1 out of 2 patents)


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 = 31

3 inventors:

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