For the Inventor, By the Inventor

Enter assignee name

Kanto Denka Kogyo Co., Ltd.

USPTO Granted Patents = 77

CIPO Patents = 2

EPO Patents = 22

Trademarks = 3

Forward Citations = 204

Loading Chart...

Loading Chart...

143 inventors (with patents filed for the assignee):

Korehito Kato (14 out of 14 patents)

Osamu Omae (10 out of 10 patents)

Yoshinao Takahashi (9 out of 12 patents)

4. Yoshihiko Iketani (7 out of 7 patents)

5. Yoshimi Moriya (6 out of 6 patents)

6. Shintaro Suzuki (6 out of 6 patents)

7. Yukinobu Shibusawa (5 out of 5 patents)

8. Hiroki Takizawa (5 out of 5 patents)

9. Hidehiko Iinuma (5 out of 5 patents)

10. Yuan Gao (5 out of 5 patents)

11. Hisashi Shimizu (5 out of 5 patents)

12. Sadao Iizuka (5 out of 5 patents)

13. Kenkichi Hara (5 out of 5 patents)

14. Kazuyoshi Oka (5 out of 5 patents)

15. Masafumi Kobayashi (4 out of 7 patents)

Core Competencies:

Carboxylic Acid Fluoride

ZrO2 Dispersion Liquid

Fluoroolefin Production

Semiconductor Manufacturing

Dry Etching Gas Composition

Nonaqueous Electrolyte Battery

Fluorinated Alkane Production

Plasma Etching Method

Electrostatic Image Developer

Positive Electrode Active Material

Organic Thin-Film Transistor

Molybdenum Hexafluoride

77 patents: Sort by Forward Citations

1. 12486213 - Method of purifying carboxylic acid fluoride (2025-12-02),

2. 12441870 - ZrO2 dispersion liquid (2025-10-14),

3. 12415965 - Additive for lubricants (2025-09-16),

4. 12410112 - Purification method for fluoroolefin having structure of =CFor =CHF, high-purity fluoroolefin, and production method therefor (2025-09-09),

5. 12261050 - Method of manufacturing semiconductor device, and etching gas (2025-03-25),

6. 11878915 - Production method and production apparatus for molybdenum hexafluoride (2024-01-23),

7. 11821099 - Electrode production method (2023-11-21),

8. 11814726 - Dry etching method or dry cleaning method (2023-11-14),

9. 11814561 - Dry etching gas composition comprising sulfur-containing fluorocarbon compound having unsaturated bond and dry etching method using the same (2023-11-14),

10. 11795397 - Dry etching gas composition comprising sulfur-containing fluorocarbon compound and dry etching method using the same (2023-10-24),

11. 11795396 - Dry etching gas composition comprising sulfur-containing fluorocarbon compound having unsaturated bond and dry etching method using the same (2023-10-24),

12. 11667811 - Coating composition excellent in abrasion resistance (2023-06-06),

13. 11584989 - Dry etching method or dry cleaning method (2023-02-21),

14. 11542231 - Method of producing fluorine-containing sulfide compounds (2023-01-03),

15. 11532838 - Nonaqueous electrolyte solution and nonaqueous electrolyte battery (2022-12-20),

KANTO DENKA KOGYO CO., LTD. is a leading chemicals manufacturing company based in Japan. With over 100 years of experience, we specialize in the production of various chemical products including industrial gases, functional materials, and electronic chemicals. Our dedication to innovation and quality has made us a trusted partner for industries such as electronics, healthcare, automotive, and more. Visit our website to learn more about our products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

77 Patents

#554 in Tokyo

#1,304 in Japan

#9,514 in the World

Kanto Denka Kogyo Co., Ltd.

Forward Citations = 204

143 inventors:

Korehito Kato (14 out of 14 patents)

Osamu Omae (10 out of 10 patents)

Yoshinao Takahashi (9 out of 12 patents)

4. Yoshihiko Iketani (7 out of 7 patents)

5. Yoshimi Moriya (6 out of 6 patents)

Please report any incorrect information to support@idiyas.com

Loading…