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For the Inventor, By the Inventor

Kyoto, Japan

Dai-Ichi Kogyo Seiyaku Co., Ltd.


USPTO Granted Patents = 252



Trademarks = 2

Forward Citations = 1,884

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299 inventors (with patents filed for the assignee):

goldMedal Shigeo Mori (30 out of 35 patents)

silverMedal Michiyuki Kono (22 out of 24 patents)

bronzeMedal Takeshi Fujita (19 out of 55 patents)

4.  Hideaki Onishi (14 out of 18 patents)

5.  Shusaku Matsumoto (13 out of 13 patents)

6.  Akira Taniuchi (12 out of 13 patents)

7.  Hiroshi Hotta (11 out of 14 patents)

8.  Kenji Motogami (11 out of 11 patents)

9.  Asako Ogasawara (10 out of 10 patents)

10.  Masayuki Hashimoto (10 out of 10 patents)

11.  Tetsuo Shiraiwa (10 out of 12 patents)

12.  Hideyuki Sumi (10 out of 11 patents)

13.  Manabu Kikuta (9 out of 11 patents)

14.  Chuzo Isoda (9 out of 9 patents)

15.  Setsuo Nishibori (9 out of 9 patents)


Core Competencies:
Thermoplastic Matrix Resin
Fiber-Reinforced Composite Material
Chemically Modified Cellulose Fiber
Electrode Coating Liquid Composition
Lithium-Ion Battery Electrode Material
Flame-Retardant Foamable Styrene Resin
Polylactic Acid Resin Composition
Surfactant Composition
Additive for Drilling Mud
Water-Based Resin Dispersion
Curable Resin Composition
Emulsifier for Emulsion Polymerization

252 patents:

1. 11965057 - Two-liquid curable composition for forming thermoplastic matrix resin, matrix resin for fiber-reinforced composite material, and fiber-reinforced composite material (2024-04-23),
2. 11891511 - Two-component curable composition for manufacturing thermoplastic polyurethane resin, thermoplastic polyurethane resin, and fiber-reinforced resin (2024-02-06),
3. 11629454 - Method for producing chemically modified cellulose fiber (2023-04-18),
4. 11578028 - Surfactant composition (2023-02-14),
5. 11505813 - Cellooligosaccharide production method (2022-11-22),
6. 11459407 - Chemically modified cellulose fiber and method for producing the same (2022-10-04),
7. 11437607 - Dispersant for electrode coating liquid, electrode coating liquid composition including the dispersant for electrode coating liquid, electrode for power storage device manufactured using the electrode coating liquid composition, and power storage device having the electrode (2022-09-06),
8. 11424439 - Negative electrode of nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery (2022-08-23),
9. 11342560 - Electrode coating liquid composition, electrode for power storage device manufactured using the electrode coating liquid composition, and power storage device having the electrode (2022-05-24),
10. 11289693 - Sulfur modified cellulose containing lithium-ion battery electrode material, lithium-ion capacitor electrode material, electrode, battery, capacitor, electric device, production method for lithium-ion battery electrode material, and production method for lithium-ion capacitor electrode material (2022-03-29),
11. 10946557 - Release agent for vulcanized rubber molding (2021-03-16),
12. 10941218 - Method for producing carboxymethyl cellulose or salt thereof, and binding agent for electrode (2021-03-09),
13. 10940453 - Surfactant composition (2021-03-09),
14. 10870222 - Release agent for vulcanized rubber molding (2020-12-22),
15. 10836911 - Filler composition, filler, and method for manufacturing filler (2020-11-17),
Dai-ichi Kogyo Seiyaku Co., Ltd. is a leading Japanese manufacturing company established in 1947. With a strong focus on research and development, we specialize in the production of high-quality chemicals and pharmaceuticals. Our diverse product range includes industrial chemicals, fine chemicals, pharmaceutical intermediates, and agrochemicals. Our commitment to innovation and excellence has made us a reputable name in the industry. Visit our website to learn more about our products and services.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

252 Patents

#20 in Kyoto 615-0031

#580 in Japan

#3,343 in the World

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Kyoto, Japan

Dai-Ichi Kogyo Seiyaku Co., Ltd.

Forward Citations = 1,884

299 inventors:

goldMedal Shigeo Mori (30 out of 35 patents)

silverMedal Michiyuki Kono (22 out of 24 patents)

bronzeMedal Takeshi Fujita (19 out of 55 patents)

4.  Hideaki Onishi (14 out of 18 patents)

5.  Shusaku Matsumoto (13 out of 13 patents)

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