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Daicel Polymer Ltd.

USPTO Granted Patents = 24

EPO Patents = 21

Trademarks = 1

Forward Citations = 25

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31 inventors (with patents filed for the assignee):

Masahiko Itakura (6 out of 7 patents)

Toshio Oguni (3 out of 3 patents)

Shinichiro Imanishi (3 out of 7 patents)

4. Yasuo Okumura (3 out of 3 patents)

5. Daiji Ikeda (3 out of 7 patents)

6. Yoshihiro Asami (3 out of 3 patents)

7. Toshihiro Tai (3 out of 4 patents)

8. Hiroshi Katayama (3 out of 47 patents)

9. Takayuki Uno (2 out of 5 patents)

10. Kazunobu Yanai (2 out of 2 patents)

11. Masahiro Katayama (2 out of 2 patents)

12. Takafumi Ueda (2 out of 12 patents)

13. Naoki Wakita (2 out of 6 patents)

14. Hiroshi Sagane (2 out of 2 patents)

15. Hirotomo Katano (2 out of 2 patents)

24 patents: Sort by Forward Citations

1. 12122900 - Electromagnetic wave shielding molded article (2024-10-22),

2. 11590608 - Sealing method (2023-02-28),

3. 11515644 - Electromagnetic wave shielding and absorbing molded article (2022-11-29),

4. 11472068 - Thermoplastic resin composition for cleaning molding processing machine (2022-10-18),

5. 11338475 - Fiber-reinforced resin composition (2022-05-24),

6. 11274187 - Cellulose ester composition (2022-03-15),

7. 11267171 - Method of manufacturing composite molded body (2022-03-08),

8. 11167376 - Method for roughening metal molded body surface (2021-11-09),

9. 10703019 - Resin-impregnated fiber bundle, compression molded article, and a method for producing the same (2020-07-07),

10. 10615508 - Thermoplastic resin composition for molded article having capability of shielding millimeter waves (2020-04-07),

11. 10494503 - Cellulose ester composition (2019-12-03),

12. 10434741 - Composite molded article (2019-10-08),

13. 10322535 - Method of manufacturing composite molded body (2019-06-18),

14. 9920285 - Thermoplastic resin composition for cleaning molding processing machine (2018-03-20),

15. 9505924 - ABS resin composition (2016-11-29),

Daicel Polymer Ltd. is a leading global provider of polymer products and innovative solutions. With a strong focus on research and development, Daicel Polymer delivers high-quality polymers for a wide range of industries including automotive, electronics, healthcare, and more. Our commitment to sustainability and customer satisfaction drives our continuous improvement process, ensuring we meet the unique needs of our clients. For more information about our products and services, please visit our website.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

24 Patents

#1,068 in

#2,580 in

#25,842 in the World

Daicel Polymer Ltd.

Forward Citations = 25

31 inventors:

Masahiko Itakura (6 out of 7 patents)

Toshio Oguni (3 out of 3 patents)

Shinichiro Imanishi (3 out of 7 patents)

4. Yasuo Okumura (3 out of 3 patents)

5. Daiji Ikeda (3 out of 7 patents)

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