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Mitsubishi Monsanto Chemical Co., Ltd.

USPTO Granted Patents = 58

Forward Citations = 679

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74 inventors (with patents filed for the assignee):

Hisanori Fujita (11 out of 14 patents)

Shinichi Hasegawa (6 out of 7 patents)

Sadao Ikuma (6 out of 6 patents)

4. Kiyoharu Fujino (5 out of 5 patents)

5. Tsuguo Okumura (5 out of 5 patents)

6. Masahiro Noguchi (4 out of 7 patents)

7. Yuji Aoki (4 out of 7 patents)

8. Takashi Kokubo (4 out of 4 patents)

9. Kenji Mori (3 out of 40 patents)

10. Naomichi Yamagishi (3 out of 4 patents)

11. Tsutomu Sawada (3 out of 5 patents)

12. Kazuharu Abe (3 out of 3 patents)

13. Masaaki Kanayama (2 out of 3 patents)

14. Hiroaki Miyazaki (2 out of 2 patents)

15. Kanji Kasahara (2 out of 2 patents)

Core Competencies:

Impact Resistant Resin

Graft Copolymer Resin

HEMT Device

Epitaxial Wafer

Thermoplastic Resin

Medical Material

Optical Disk Substrate

Polyamide Film

Compound Semiconductor

Gas Barrier Properties

Single Crystal Growth

Thermoplastic Resin Composition

58 patents: Sort by Forward Citations

1. 5298563 - Process for preparing an impact resistant resin (1994-03-29),

2. 5225494 - Graft copolymer resin composition (1993-07-06),

3. 5194491 - Process for producing rubber-modified styrene resin, and resin (1993-03-16),

4. 5153682 - HEMT device with doped active layer (1992-10-06),

5. 5114521 - Method for producing a sliding coupling by a monomer casting method (1992-05-19),

6. 5103270 - Double hetero type epitaxial wafer with refractive indices (1992-04-07),

7. 5100720 - Laminated film having gas barrier properties (1992-03-31),

8. 5068438 - Process for surface treatment of N-alkyl-N'phenyl-p-phenylenediamine (1991-11-26),

9. 5055152 - Easily separable laminated/perforated film for packings, and its (1991-10-08),

10. 5051376 - Method for producing semiconductor device and semiconductor device (1991-09-24),

11. 5040044 - Compound semiconductor device and method for surface treatment (1991-08-13),

12. 4997600 - Process for preparation of thermoplastic resin sheets (1991-03-05),

13. 4946801 - Epitaxial wafer (1990-08-07),

14. 4921817 - Substrate for high-intensity led, and method of epitaxially growing same (1990-05-01),

15. 4916196 - Process for producing a heat resistant resin composition (1990-04-10),

Mitsubishi Monsanto Chemical Co., Ltd. is a multinational chemical company that specializes in the production of various chemicals, including petrochemical products, such as polymers, fibers, and synthetic resins. With a commitment to sustainability and innovation, Mitsubishi Monsanto Chemical Co., Ltd. aims to contribute to the advancement of society through its high-quality products and technological expertise.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

58 Patents

#650 in Tokyo

#1,541 in Japan

#12,107 in the World

Mitsubishi Monsanto Chemical Co., Ltd.

Forward Citations = 679

74 inventors:

Hisanori Fujita (11 out of 14 patents)

Shinichi Hasegawa (6 out of 7 patents)

Sadao Ikuma (6 out of 6 patents)

4. Kiyoharu Fujino (5 out of 5 patents)

5. Tsuguo Okumura (5 out of 5 patents)

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