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Daihachi Chemical Industry Co., Inc.

USPTO Granted Patents = 42

EPO Patents = 20

Trademarks = 3

Forward Citations = 85

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56 inventors (with patents filed for the assignee):

Noriaki Tokuyasu (7 out of 8 patents)

Shin Nakamura (6 out of 6 patents)

Manabu Hirata (5 out of 5 patents)

4. Kazuo Noguchi (5 out of 5 patents)

5. Hiroshi Tsuji (4 out of 4 patents)

6. Kiyoharu Hirao (4 out of 4 patents)

7. Kazuo Fujimoto (3 out of 3 patents)

8. Yasunori Fujita (3 out of 3 patents)

9. Taku Fujisawa (3 out of 3 patents)

10. Shinichiro Imanishi (2 out of 7 patents)

11. Yasuo Okumura (2 out of 3 patents)

12. Kazunobu Yanai (2 out of 2 patents)

13. Kimihiro Matsukawa (2 out of 3 patents)

14. Seiji Watase (2 out of 2 patents)

15. Makoto Kyoda (2 out of 2 patents)

Core Competencies:

Flame Retardant

Thermosetting Resin

Cellulose Ester Composition

Polymerizable Composition

Phosphorus Compounds

Biodegradable Resin

Aqueous Resin Composition

Polyurethane Resin

Phosphoric Acid Ester

Cyclic Phosphoric Acid Ester

Flame-Retarded Polyester Fiber

Magnetic Powder Composition

42 patents: Sort by Forward Citations

1. 11965126 - Flame retardant for thermosetting resin including aromatic phosphoric acid ester, thermosetting resin composition including same, and cured material and application of same (2024-04-23),

2. 11760936 - Flame retardant for woody materials and flame-retardant woody material (2023-09-19),

3. 11459446 - Flame retardant containing aromatic phosphoric acid ester, and thermoplastic resin composition containing same (2022-10-04),

4. 11339273 - Flame retardant composition and flame-retardant thermoplastic resin composition containing said flame retardant composition (2022-05-24),

5. 11274187 - Cellulose ester composition (2022-03-15),

6. 10494503 - Cellulose ester composition (2019-12-03),

7. 10000625 - Flame retarding agent, flame-retardant aqueous resin composition and flame-retardant urethane resin composition containing said flame-retarding agent, and use therefor (2018-06-19),

8. 9988510 - Flame retardant and flame retardant polyurethane resin composition (2018-06-05),

9. 9890264 - Metal oxide dispersion, polymerizable composition comprising the metal oxide dispersion, and polymer thereof (2018-02-13),

10. 9845394 - Method for producing thin film having high refractive index and high transparency, and thin film produced by the method (2017-12-19),

11. 9550861 - Method for producing polyaniline having self-doping function and antistatic agent containing polyaniline produced thereby (2017-01-24),

12. 8835541 - Phosphorus compounds, use thereof and flame retarding polyester fibers (2014-09-16),

13. 8822715 - Method for producing aromatic diphosphates (2014-09-02),

14. 8674130 - Processes for production of cyclic alkylene phosphorohalidite and cyclic phosphoric acid ester (2014-03-18),

15. 8410298 - Phosphoric acid ester production method (2013-04-02),

Daihachi Chemical Industry Co., Inc. is a chemical company based in Japan. With over 50 years of experience, we specialize in the development, manufacturing, and distribution of various chemicals for industrial applications. Our products range from advanced materials for electronics and automotive industries to pharmaceutical ingredients and environmental solutions. Our commitment to innovation and quality has enabled us to build a strong reputation in the global chemical industry. For more information about our company and product offerings, please visit our website.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

42 Patents

#179 in Osaka

#1,868 in Japan

#15,868 in the World

Daihachi Chemical Industry Co., Inc.

Forward Citations = 85

56 inventors:

Noriaki Tokuyasu (7 out of 8 patents)

Shin Nakamura (6 out of 6 patents)

Manabu Hirata (5 out of 5 patents)

4. Kazuo Noguchi (5 out of 5 patents)

5. Hiroshi Tsuji (4 out of 4 patents)

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