Daihen Corporation, headquartered in Osaka, Japan, specializes in high-frequency power supply technologies. The company is recognized for its innovative solutions in welding systems, encompassing arc welding and advanced wire feeding techniques. Daihen's expertise extends to robot teaching and control methods, enhancing automation in industrial applications. With a focus on impedance matching and sensor devices, Daihen plays a pivotal role in advancing manufacturing efficiency and precision across various sectors, contributing to the evolution of modern industrial practices.

Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

360 Patents

#57 in Osaka

#473 in Japan

#2,555 in the World

Osaka, Japan

Daihen Corporation

Forward Citations = 3,758

314 inventors:

Tatsuya Morii (20 out of 20 patents)

Akihiro Ohori (20 out of 21 patents)

Nobuyuki Hattori (20 out of 21 patents)

4. Tetsuo Era (16 out of 17 patents)

5. Akihiro Ide (15 out of 15 patents)

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

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]

2 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]

111 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]