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For the Inventor, By the Inventor

Osaka, Japan

Sunstar Giken Kabushiki Kaisha


USPTO Granted Patents = 88



Forward Citations = 911

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103 inventors (with patents filed for the assignee):

goldMedal Satoshi Nishikawa (12 out of 58 patents)

silverMedal Tatsuya Okuno (9 out of 22 patents)

bronzeMedal Masahito Mori (8 out of 13 patents)

4.  Masaharu Takada (7 out of 14 patents)

5.  Yoshihiro Nakata (7 out of 9 patents)

6.  Masaru Sugimori (7 out of 9 patents)

7.  Koichiro Sanji (7 out of 7 patents)

8.  Yoshiya Hattori (6 out of 7 patents)

9.  Toshimori Sakakibara (6 out of 6 patents)

10.  Akira Kuriyama (6 out of 6 patents)

11.  Masahiro Ito (6 out of 32 patents)

12.  Kyosuke Kokatsu (5 out of 7 patents)

13.  Akihito Yoshiie (5 out of 7 patents)

14.  Tadao Kunishige (5 out of 5 patents)

15.  Yukio Hayashi (4 out of 5 patents)


Core Competencies:
Aqueous Adhesive Composition
Polyurethane Resin
Lithium Ion Battery
Electromotive Bicycle
Electroluminescent Device
Moisture Curable Polymer
Thermosetting Epoxy Resin
Hot Melt Adhesive
Reactive Polymer
Coating Reinforcement Composition
High Dielectric Graft Copolymer

88 patents:

1. 9359536 - Aqueous adhesive agent composition (2016-06-07),
2. 9045161 - Paste form heat-blowing injection composition and method for injecting and soundproofing closed section of automobile body member (2015-06-02),
3. 8921485 - Adhesive composition (2014-12-30),
4. 8729194 - Polyurethane resin (2014-05-20),
5. 8354188 - Polymer for lithium ion secondary battery and lithium ion secondary battery using same (2013-01-15),
6. 8304456 - Foaming method and apparatus therefor (2012-11-06),
7. 8277968 - Reactive polymer-supporting porous film for battery separator and use thereof (2012-10-02),
8. 8277897 - Reactive polymer-supporting porous film for battery separator and use thereof (2012-10-02),
9. 8062387 - Reactive polymer-supporting porous film for battery separator and use thereof (2011-11-22),
10. 7943672 - Foaming method and apparatus therefor (2011-05-17),
11. 7622525 - Two-part curable composition (2009-11-24),
12. 7449362 - One-component hot-setting epoxy resin composition and semiconductor mounting underfill material (2008-11-11),
13. 7445588 - Electroconductive roller (2008-11-04),
14. 7386482 - Server system for distributing an electromotive power assisted bicycle (2008-06-10),
15. 7370720 - Electromotive power assisted bicycle (2008-05-13),
Sunstar Giken Kabushiki Kaisha is a global company that specializes in developing and manufacturing various products, including oral care, health and beauty, chemicals, and motorcycle components. With a commitment to advancing the well-being of society, Sunstar aims to improve people's lives through its innovative and high-quality products. Please visit our website to learn more about our company and the diverse range of solutions we offer.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

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88 Patents

#114 in Osaka

#1,192 in Japan

#8,451 in the World

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Osaka, Japan

Sunstar Giken Kabushiki Kaisha

Forward Citations = 911

103 inventors:

goldMedal Satoshi Nishikawa (12 out of 58 patents)

silverMedal Tatsuya Okuno (9 out of 22 patents)

bronzeMedal Masahito Mori (8 out of 13 patents)

4.  Masaharu Takada (7 out of 14 patents)

5.  Yoshihiro Nakata (7 out of 9 patents)

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