Daicel Corporation, headquartered in Osaka, Japan, specializes in gas generator technology and a diverse range of advanced materials. The company is known for its innovations in gas generators, optical components, and biodegradable resins, contributing to various industries including automotive and electronics. Daicel also focuses on developing nanodiamonds, electric circuit breakers, and photoresist resins, positioning itself as a leader in sustainable and high-performance materials that enhance safety and efficiency in modern applications.

Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

696 Patents

#40 in Osaka

#298 in Japan

#1,436 in the World

Osaka, Japan

Daicel Corporation

Forward Citations = 1,464

681 inventors:

Masahiko Shimizu (41 out of 77 patents)

Masayuki Yamazaki (36 out of 76 patents)

Tomoharu Kobayashi (25 out of 31 patents)

4. Masaki Hayashi (20 out of 67 patents)

5. Hiroyuki Miura (20 out of 35 patents)

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

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]

4 patents (CIPO):

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]

332 patents (EPO):

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]