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For the Inventor, By the Inventor

Tokyo, Japan

Mitsubishi Chemical Corporation


USPTO Granted Patents = 2,347



Trademarks = 150

Forward Citations = 12,666

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3,006 inventors (with patents filed for the assignee):

goldMedal Shuhei Yada (53 out of 68 patents)

silverMedal Minoru Kotato (46 out of 46 patents)

bronzeMedal Yasushi Ogawa (46 out of 49 patents)

4.  Yoshiro Suzuki (45 out of 45 patents)

5.  Naoto Kijima (44 out of 59 patents)

6.  Takayuki Aoshima (35 out of 35 patents)

7.  Shinichi Kinoshita (34 out of 68 patents)

8.  Teruyuki Mitsumori (31 out of 31 patents)

9.  Yutaka Mikawa (30 out of 30 patents)

10.  Koichiro Iida (28 out of 28 patents)

11.  Hideo Fujisawa (27 out of 29 patents)

12.  Kenji Takasaki (27 out of 28 patents)

13.  Denis G Fauteux (27 out of 56 patents)

14.  Michikazu Horie (26 out of 48 patents)

15.  Takashi Fujii (26 out of 61 patents)


Core Competencies:
Resin Composition
Light Guide Plate
Polyorganosiloxane
Nonaqueous Electrolyte Solution
Ethylene-Vinyl Alcohol Copolymer
GaN Substrate Wafer
Conductive Composition
Polyester Resin
Composite Material
Electrophotographic Photoreceptor
Sound Insulating Structure
Transparent Electrode

2,347 patents:

1. 12494506 - Nonaqueous electrolytic solution and energy device including the same (2025-12-09),
2. 12487560 - Light guide plate for image display (2025-12-02),
3. 12486395 - Resin composition (2025-12-02),
4. 12479196 - Laminate, packaging material, and food packaging material (2025-11-25),
5. 12476108 - GaN substrate wafer and production method for same (2025-11-18),
6. 12473471 - Laminate, production method therefor, and automotive exterior material (2025-11-18),
7. 12473421 - Ethylene-vinyl alcohol copolymer composition, pellets, and multilayer structure (2025-11-18),
8. 12473405 - Polyorganosiloxane, polyorganosiloxane composition, cured product, polyorganosiloxane-containing electrolytic solution for electrolytic capacitor, and electrolytic capacitor using same (2025-11-18),
9. 12469878 - Nonaqueous electrolyte solution and energy device (2025-11-11),
10. 12466960 - Resin composition, film, and multilayer structure (2025-11-11),
11. 12461290 - Molded product and display device (2025-11-04),
12. 12460056 - Ethylene-vinyl alcohol copolymer resin composition, film, and multilayer structure (2025-11-04),
13. 12460048 - Thermoplastic resin composition and formed product (2025-11-04),
14. 12460027 - Method for producing polyvinyl alcohol resin (2025-11-04),
15. D1100007 - Impeller blade for an agitator (2025-10-28),
Mitsubishi Chemical Corporation is a leading chemical company based in Japan, offering a wide range of products and solutions in various industries such as automotive, electronics, healthcare, and more. With a focus on innovation and sustainability, Mitsubishi Chemical is committed to creating value for society and contributing to a sustainable future through its advanced technologies and products.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

2,347 Patents

#48 in Tokyo

#102 in Japan

#409 in the World

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Tokyo, Japan

Mitsubishi Chemical Corporation

Forward Citations = 12,666

3,006 inventors:

goldMedal Shuhei Yada (53 out of 68 patents)

silverMedal Minoru Kotato (46 out of 46 patents)

bronzeMedal Yasushi Ogawa (46 out of 49 patents)

4.  Yoshiro Suzuki (45 out of 45 patents)

5.  Naoto Kijima (44 out of 59 patents)

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