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Chisso Corporation

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USPTO Granted Patents = 1,109

% Expired Patents = 9.9

CIPO Patents = 1

EPO Patents = 16

Trademarks = 12

Forward Citations = 10,878

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829 inventors (with patents filed for the assignee):

Kazutoshi Miyazawa (135 out of 136 patents)

Etsuo Nakagawa (111 out of 120 patents)

Shuichi Matsui (86 out of 93 patents)

4. Yasuyuki Goto (81 out of 90 patents)

5. Fusayuki Takeshita (63 out of 63 patents)

6. Hiromichi Inoue (61 out of 61 patents)

7. Shinichi Saito (59 out of 64 patents)

8. Kenji Furukawa (54 out of 56 patents)

9. Shigeru Sugimori (52 out of 52 patents)

10. Kanetsugu Terashima (51 out of 55 patents)

11. Naoyuki Yoshida (48 out of 55 patents)

12. Takashi Inukai (46 out of 63 patents)

13. Hiroyuki Takeuchi (41 out of 120 patents)

14. Shinichi Sawada (36 out of 36 patents)

15. Tomoyuki Kondo (35 out of 37 patents)

Core Competencies:

Liquid Crystal Composition

Display Device

Fluorinated Polymer

Thermoresponsive Polymer

Polycrystalline Silicon

Optically Isotropic Medium

Cholesteric Liquid Crystal

Polymerizable Compound

Silicon Compounds

Inkjet Ink

Thermoadhesive Fibers

1,109 patents: Sort by Forward Citations

1. 8105654 - Thermoadhesive conjugate fibers and nonwoven fabric employing them (2012-01-31),

2. 8105503 - Method of storing thermoresponsive polymer in state of aqueous solution (2012-01-31),

3. 8088372 - Thrombin mutant (2012-01-03),

4. 8048336 - Polymerizable cholesteric liquid crystal composition and its use (2011-11-01),

5. 8048335 - Cholesteric liquid crystal composition (2011-11-01),

6. 7989560 - Fluorine-containing polymer and resin composition (2011-08-02),

7. 7951433 - [object Object] (2011-05-31),

8. 7951432 - Five-ring liquid crystal compound having cyclohexane ring, liquid crystal composition, and liquid crystal display device (2011-05-31),

9. 7951305 - Compound having hydrocoumarin skeleton, liquid crystal composition, and liquid crystal display device (2011-05-31),

10. 7943207 - Liquid crystal composition and liquid crystal display device (2011-05-17),

11. 7939617 - Polysiloxane compound and method of producing the same (2011-05-10),

12. 7927671 - Trifunctional compound, composition and polymer thereof (2011-04-19),

13. 7926930 - Inkjet ink (2011-04-19),

14. 7922814 - Production process for high purity polycrystal silicon and production apparatus for the same (2011-04-12),

15. 7919648 - Lateral α-substituted acrylate compound and polymer thereof (2011-04-05),

Company Overview

Chisso Corporation, headquartered in Osaka, Japan, specializes in liquid crystal technology, focusing on the development and manufacturing of advanced materials for display devices. The company is recognized for its expertise in liquid crystal compositions, including cholesteric liquid crystals and polymerizable compounds. Chisso also explores innovative applications of fluorinated and thermoresponsive polymers, contributing to advancements in optically isotropic mediums and polycrystalline silicon technologies, thereby enhancing the performance and functionality of modern display solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1,109 Patents

#25 in Osaka

#208 in Japan

#923 in the World

Chisso Corporation

Forward Citations = 10,878

829 inventors:

Kazutoshi Miyazawa (135 out of 136 patents)

Etsuo Nakagawa (111 out of 120 patents)

Shuichi Matsui (86 out of 93 patents)

4. Yasuyuki Goto (81 out of 90 patents)

5. Fusayuki Takeshita (63 out of 63 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chisso Corporation. Retrieved from https://idiyas.com/company/chisso

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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