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For the Inventor, By the Inventor

Hyogo, Japan

Unitka Ltd.


USPTO Granted Patents = 3

Forward Citations = 23

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8 inventors (with patents filed for the assignee):

goldMedal Yoshiaki Echigo (1 out of 38 patents)

silverMedal Kiwamu Yuki (1 out of 5 patents)

bronzeMedal Kazuyoshi Yamazawa (1 out of 1 patent)

4.  Hisayasu Kaneshiro (1 out of 24 patents)

5.  Jushiro Eguchi (1 out of 1 patent)

6.  Takahiro Ono (1 out of 1 patent)

7.  Yasumasa Nakazima (1 out of 1 patent)

8.  Yasuo Nishikawa (1 out of 1 patent)


3 patents:

1. 9296179 - Polyester film and photosensitive resin structure (2016-03-29),
2. 6133407 - Polyimide precursor solution, coating film obtained therefrom, and (2000-10-17),
3. 4808202 - Adsorptive fiber sheet (1989-02-28),
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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#144 in Hyogo

#8,915 in Japan

Hyogo, JP
Hyogo, Japan

Unitka Ltd.

Forward Citations = 23

8 inventors:

goldMedal Yoshiaki Echigo (1 out of 38 patents)

silverMedal Kiwamu Yuki (1 out of 5 patents)

bronzeMedal Kazuyoshi Yamazawa (1 out of 1 patent)

4.  Hisayasu Kaneshiro (1 out of 24 patents)

5.  Jushiro Eguchi (1 out of 1 patent)

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