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For the Inventor, By the Inventor

Osaka, Japan

Sumika-Hercules Co., Ltd.


USPTO Granted Patents = 1

Forward Citations = 3

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2 inventors (with patents filed for the assignee):

goldMedal Tadao Marui (1 out of 1 patent)

silverMedal Shigeru Nakajima (1 out of 5 patents)


1 patent:

1. 5299926 - Spinning apparatus having a tubular elastomeric flow control valve body (1994-04-05),
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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#1,487 in Osaka

#15,549 in Japan

...
Osaka, Japan

Sumika-Hercules Co., Ltd.

Forward Citations = 3

2 inventors:

goldMedal Tadao Marui (1 out of 1 patent)

silverMedal Shigeru Nakajima (1 out of 5 patents)

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