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For the Inventor, By the Inventor

Osaka, Japan

Daicen Membrane-Systems, Ltd.


USPTO Granted Patents = 2



Forward Citations = 10

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4 inventors (with patents filed for the assignee):

goldMedal Toshinari Takahashi (1 out of 2 patents)

silverMedal Takashi Sunohara (1 out of 12 patents)

bronzeMedal Kunihiko Sasajima (1 out of 1 patent)

4.  Shuji Nakatsuka (1 out of 1 patent)

5.  Hisato Aoyama (0 patent)

6.  Tomokazu Watabe (0 patent)

7.  Shuji Nakatsuka (0 patent)

8.  Sunohara Takashi (0 patent)

9.  Takahashi Toshinari (0 patent)

10.  Nakatsuka Shuji (0 patent)


2 patents:

1. 12172135 - Porous hollow fiber membrane (2024-12-24),
2. 7311299 - Aeration device and aeration system (2007-12-25),
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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#1,025 in Osaka

#10,966 in Japan

...
Osaka, Japan

Daicen Membrane-Systems, Ltd.

Forward Citations = 10

4 inventors:

goldMedal Toshinari Takahashi (1 out of 2 patents)

silverMedal Takashi Sunohara (1 out of 12 patents)

bronzeMedal Kunihiko Sasajima (1 out of 1 patent)

4.  Shuji Nakatsuka (1 out of 1 patent)

5.  Hisato Aoyama (0 patent)

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