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Kaneka Corporation

USPTO Granted Patents = 1,705

CIPO Patents = 50

EPO Patents = 797

Trademarks = 116

Forward Citations = 8,134

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1,509 inventors (with patents filed for the assignee):

Yasuyoshi Ueda (54 out of 62 patents)

Yoshiki Nakagawa (52 out of 58 patents)

Yasushi Nishikawa (49 out of 50 patents)

4. Kenji Yamamoto (43 out of 150 patents)

5. Mutsuaki Murakami (41 out of 41 patents)

6. Toshihiko Okamoto (37 out of 37 patents)

7. Kenichi Kitano (37 out of 50 patents)

8. Yoshihiko Yasohara (35 out of 40 patents)

9. Kenji Inoue (34 out of 62 patents)

10. Daisuke Adachi (31 out of 31 patents)

11. Shiro Kitamura (29 out of 29 patents)

12. Yusuke Ohta (28 out of 28 patents)

13. Katsuyu Wakabayashi (28 out of 28 patents)

14. Kunta Yoshikawa (27 out of 27 patents)

15. Akira Nishiyama (27 out of 29 patents)

Core Competencies:

Injection-Molded Products

Defibrillation Apparatus

Medical Delivery Devices

Flame-Retardant Fibers

Biodegradable Materials

Solar Battery Modules

Light Therapy Devices

Polyhydroxyalkanoate Production

Graphite Film Manufacturing

Expandable Resin Particles

Power Control Systems

Photodecomposition Systems

1,705 patents: Sort by Forward Citations

1. 12509596 - Nanocomposite coating system via one-step co-assembly (2025-12-30),

2. 12503796 - Flame-retardant fabric and work clothing (2025-12-23),

3. 12503589 - Resin film, and bag, glove, and banding material formed from the resin film (2025-12-23),

4. 12501765 - White light organic EL element and illuminating device comprising green red light emitting unit and blue light emitting unit (2025-12-16),

5. 12497714 - Artificial hair and method for producing artificial hair (2025-12-16),

6. 12479137 - Method for manufacturing injection-molded product (2025-11-25),

7. 12478792 - Defibrillating electrical apparatus and defibrillation signal generation method (2025-11-25),

8. 12473668 - Flame-retardant modacrylic fiber, method for producing the same, and flame-retardant fiber composite and flame-retardant work clothing including the same (2025-11-18),

9. 12472330 - Catheter (2025-11-18),

10. 12472083 - Medical tubular body delivering device (2025-11-18),

11. 12472082 - Medical tubular body delivery device and method for manufacturing the same (2025-11-18),

12. 12465722 - Reinforced catheter with tapered proximal lumen (2025-11-11),

13. 12454627 - Biodegradable laminated article and method for producing the same (2025-10-28),

14. 12454526 - Method for producing pyrrole-imidazole (poly)amide (2025-10-28),

15. 12448489 - Resin film (2025-10-21),

KANEKA CORPORATION is a global chemical manufacturing company based in Japan. With a focus on innovation, Kaneka provides a wide range of products and solutions in various industries including plastics, chemicals, pharmaceuticals, and food. Their diverse portfolio includes advanced materials, functional polymers, synthetic fibers, pharmaceutical intermediates, solar modules, and more. Kaneka strives to contribute to society through sustainable and responsible business practices.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

1,705 Patents

#18 in Osaka

#134 in Japan

#578 in the World

Kaneka Corporation

Forward Citations = 8,134

1,509 inventors:

Yasuyoshi Ueda (54 out of 62 patents)

Yoshiki Nakagawa (52 out of 58 patents)

Yasushi Nishikawa (49 out of 50 patents)

4. Kenji Yamamoto (43 out of 150 patents)

5. Mutsuaki Murakami (41 out of 41 patents)

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