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Kanegafuchi Kagaku Kogyo Kabushiki Kaisha

USPTO Granted Patents = 698

CIPO Patents = 61

Trademarks = 19

Forward Citations = 8,260

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745 inventors (with patents filed for the assignee):

Hisao Furukawa (50 out of 74 patents)

Yoshihisa Tawada (39 out of 54 patents)

Yasushi Kato (35 out of 88 patents)

4. Kiyoshi Watanabe (35 out of 48 patents)

5. Masakazu Uekita (34 out of 37 patents)

6. Katsuhiko Isayama (30 out of 46 patents)

7. Kazuya Yonezawa (29 out of 37 patents)

8. Nobutaka Tani (27 out of 31 patents)

9. Satomi Takahashi (24 out of 36 patents)

10. Kazunori Tsuge (22 out of 23 patents)

11. Takehisa Ohashi (19 out of 24 patents)

12. Toshiji Kano (19 out of 21 patents)

13. Toshifumi Hirose (17 out of 31 patents)

14. Yasuo Fushiki (17 out of 17 patents)

15. Yasushi Samejima (16 out of 18 patents)

Core Competencies:

Thin-Film Solar Battery

Polyimide Compositions

Heat-Resistant Optical Plastic

Graft Copolymers

Polypropylene Resin

Flame-Retardant Resin

Microcatheter

Adsorbent Materials

Thermoplastic Resin Composition

DNA Coding

Polyamide Acid Composition

Biotransformation Processes

698 patents: Sort by Forward Citations

1. 6689899 - Diamine and acid anhydride (2004-02-10),

2. 6437231 - Integrated thin-film solar battery and method of manufacturing the same (2002-08-20),

3. 6403757 - Modified polyamide resin and heat-resistant composition containing the same (2002-06-11),

4. 6303742 - Polyimide compositions (2001-10-16),

5. 6264866 - Method for producing polyimide film (2001-07-24),

6. 6207739 - Polyamide acid composition containing metal, polyimide film, flexible printed wiring board and method for producing them (2001-03-27),

7. 6194665 - Film distinguished in coriona resistant characteristic and insulated wires, coils and motors comprising the film as an insulation material (2001-02-27),

8. 6150441 - Composition for double glazing use (2000-11-21),

9. 6136918 - Rubber latexes, graft copolymers, and thermoplastic resin compositions (2000-10-24),

10. 6127528 - Process for adsorbing and removing tumor necrosis factor-.alpha. (2000-10-03),

11. 6106949 - Reformed polyimide fluorocarbon resin laminated film (2000-08-22),

12. 6103837 - Random siloxane copolymer, process for production thereof, and resin (2000-08-15),

13. 6087007 - Heat-Resistant optical plastic laminated sheet and its producing method (2000-07-11),

14. 6083752 - DNA coding for decarbamylase improved in thermostability and use thereof (2000-07-04),

15. 6077878 - Foam made from modified polypropylene resin and process for the (2000-06-20),

Kanegafuchi Kagaku Kogyo Kabushiki Kaisha is a leading Japanese chemical manufacturing company. With a diverse range of products, including chemicals, plastics, specialty materials, food ingredients, and pharmaceuticals, Kanegafuchi Kagaku Kogyo focuses on innovative solutions to meet the evolving needs of various industries. For more information about their products and services, please visit their website.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

698 Patents

#36 in Osaka

#289 in Japan

#1,395 in the World

Kanegafuchi Kagaku Kogyo Kabushiki Kaisha

Forward Citations = 8,260

745 inventors:

Hisao Furukawa (50 out of 74 patents)

Yoshihisa Tawada (39 out of 54 patents)

Yasushi Kato (35 out of 88 patents)

4. Kiyoshi Watanabe (35 out of 48 patents)

5. Masakazu Uekita (34 out of 37 patents)

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