Hyogo, Japan

Amagasaki Seikan Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 9

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3 inventors (with patents filed for the assignee):

goldMedal Sadao Miyoshi (1 out of 3 patents)

silverMedal Kayoko Hanaoka (1 out of 1 patent)

bronzeMedal Sayaka Yamamoto (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#164 in Hyogo

#10,988 in Japan

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Hyogo, Japan
Forward Citations = 9

3 inventors:

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