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Kumiai Chemical Industry Co., Ltd.

USPTO Granted Patents = 215

CIPO Patents = 10

EPO Patents = 51

Trademarks = 18

Forward Citations = 1,078

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300 inventors (with patents filed for the assignee):

Takeshige Miyazawa (30 out of 32 patents)

Keiji Toriyabe (19 out of 22 patents)

Nobuhide Wada (18 out of 22 patents)

4. Shoji Kusano (18 out of 19 patents)

5. Yoshiyuki Kojima (15 out of 15 patents)

6. Satoru Takahashi (14 out of 60 patents)

7. Ryo Hanai (14 out of 16 patents)

8. Toshihiro Nagata (13 out of 13 patents)

9. Norihisa Yonekura (13 out of 15 patents)

10. Hiroyuki Yano (12 out of 15 patents)

11. Kiyoshi Kawai (11 out of 12 patents)

12. Koichiro Kaku (11 out of 12 patents)

13. Kiyoshi Takita (11 out of 12 patents)

14. Isao Chiyomaru (11 out of 12 patents)

15. Toshihiro Ikeuchi (10 out of 10 patents)

Core Competencies:

Microcapsule Composition

Pyrazole Derivative

Cyclic Peptide Compound

Agrochemical Composition

Herbicide Resistance

Methane Production Inhibitor

Pesticidal Composition

Electrode Catalyst

Triazole Compound

Granular Fertilizer

Fluoroalkylating Agent

Microbial Pesticidal Composition

215 patents: Sort by Forward Citations

1. 12302897 - Microcapsule composition, method for manufacturing same, agrochemical formulation comprising same and weed control method (2025-05-20),

2. 12258326 - Pyrazole derivative and harmful organism-controlling agent (2025-03-25),

3. 12122755 - Methods for producing nitroso compound and quinoxaline compound (2024-10-22),

4. 11993578 - Pyrazole-3-carboxylic acid amide derivative and pest control agent (2024-05-28),

5. 11964957 - Pyrazole derivative and harmful organism-controlling agent (2024-04-23),

6. 11946086 - Gene involved in synthesis of cyclic peptide compound, method for producing cyclic peptide compound using the same, and transformant comprising the same (2024-04-02),

7. 11919928 - Method for producing dihydrotentoxin (2024-03-05),

8. 11898139 - Culturing method for genusbacteria (2024-02-13),

9. 11795145 - Methane-production inhibitor composition and method for inhibiting methane production (2023-10-24),

10. 11753384 - Production method for 5,5-di-substituted-4,5-dihydroisoxazole (2023-09-12),

11. 11639491 - Microorganism lyophilized composition (2023-05-02),

12. 11622558 - Aqueous agrochemical suspension composition and method for spraying same (2023-04-11),

13. 11492334 - Methods for producing nitroso compound and quinoxaline compound (2022-11-08),

14. 11406105 - Agrochemical composition and dispersal method therefor (2022-08-09),

15. 11230726 - Gene involved in synthesis of cyclic peptide compound, method for producing cyclic peptide compound using the same, and transformant comprising the same (2022-01-25),

KUMIAI CHEMICAL INDUSTRY CO., LTD. is a leading global manufacturer and distributor of chemical products. With over 70 years of experience, our company specializes in the development and production of agricultural chemicals, industrial chemicals, and pharmaceutical intermediates. We are committed to providing high-quality products that meet the needs of our customers while ensuring environmental sustainability. Visit our website to learn more about our innovative solutions and commitment to excellence.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

215 Patents

#291 in Tokyo

#653 in Japan

#3,859 in the World

Kumiai Chemical Industry Co., Ltd.

Forward Citations = 1,078

300 inventors:

Takeshige Miyazawa (30 out of 32 patents)

Keiji Toriyabe (19 out of 22 patents)

Nobuhide Wada (18 out of 22 patents)

4. Shoji Kusano (18 out of 19 patents)

5. Yoshiyuki Kojima (15 out of 15 patents)

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