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Asahi Kasei Engineering Corporation

USPTO Granted Patents = 9

% Expired Patents = 11.1

EPO Patents = 3

Trademarks = 2

Forward Citations = 23

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14 inventors (with patents filed for the assignee):

Nobuyoshi Sato (5 out of 11 patents)

Tatsuya Fukunaga (3 out of 37 patents)

Toshiharu Yamamoto (3 out of 3 patents)

4. Osamu Yoshie (3 out of 6 patents)

5. Masakazu Kudo (2 out of 3 patents)

6. Yoshinori Kami (2 out of 3 patents)

7. Tokio Okuno (2 out of 2 patents)

8. Kazuhiro Nojiri (2 out of 2 patents)

9. Hiroyuki Haga (2 out of 2 patents)

10. Jiro Nakayama (2 out of 2 patents)

11. Yuji Nishimura (2 out of 2 patents)

12. Takashi Sako (1 out of 1 patent)

13. Kouichi Tamura (1 out of 5 patents)

14. Hiroyuki Mae (1 out of 6 patents)

15. Akihiro Hirashima (3 patents)

9 patents: Sort by Forward Citations

1. 9588015 - Diagnostic method and diagnostic device for a slide bearing (2017-03-07),

2. 8585081 - Curtain bag (2013-11-19),

3. 8276938 - Curtain bag (2012-10-02),

4. 7854168 - Thickness measuring device for vessel steel plate (2010-12-21),

5. 7695033 - Impact-absorbing device (2010-04-13),

6. 7513161 - Device for measuring thickness of vessel steel plate (2009-04-07),

7. 7143011 - System for diagnosing facility apparatus, managing apparatus and diagnostic apparatus (2006-11-28),

8. 7139681 - System for diagnosing facility apparatus, managing apparatus and diagnostic apparatus (2006-11-21),

9. 7085684 - System for diagnosing a facility apparatus (2006-08-01),

Asahi Kasei Engineering Corporation is a leading provider of engineering solutions, specializing in fields such as construction, infrastructure, and environment. With a focus on innovation and sustainability, the company is committed to delivering high-quality, cost-effective solutions for clients around the world.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

9 Patents

#500 in Osaka

#4,692 in Japan

Asahi Kasei Engineering Corporation

Forward Citations = 23

14 inventors:

Nobuyoshi Sato (5 out of 11 patents)

Tatsuya Fukunaga (3 out of 37 patents)

Toshiharu Yamamoto (3 out of 3 patents)

4. Osamu Yoshie (3 out of 6 patents)

5. Masakazu Kudo (2 out of 3 patents)

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