Tokyo, Japan

Nippon Leakless Ind. Co., Ltd.


USPTO Granted Patents = 1

Forward Citations = 5

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5 inventors (with patents filed for the assignee):

goldMedal Hiroyuki Nakano (1 out of 8 patents)

silverMedal Tsutomu Tomizawa (1 out of 8 patents)

bronzeMedal Fumiya Shigeta (1 out of 1 patent)

4 Hiromi Kitayama (1 out of 1 patent)

5 Ken Fujiwara (1 out of 4 patents)


1 patent:

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USPTO Data Jan 1 1976 - Dec 2 2025

1 Patents

#5,751 in Tokyo

#15,589 in Japan

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Tokyo, Japan
Forward Citations = 5

5 inventors:

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