Ushio Opto Semiconductors, Inc.

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USPTO Granted Patents = 3

Forward Citations = 9

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8 inventors (with patents filed for the assignee):

Haruki Fukai (2 out of 4 patents)

Tsutomu Kiyosumi (2 out of 2 patents)

Shinji Sasaki (2 out of 2 patents)

4. Satoshi Kawanaka (2 out of 3 patents)

5. Masato Hagimoto (2 out of 5 patents)

6. Yutaka Inoue (1 out of 1 patent)

7. Hideki Hara (1 out of 1 patent)

8. Shuichi Usuda (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 10170891 - AlGaInP-based semiconductor laser (2019-01-01),

2. 9425583 - AlGaInP-based semiconductor laser (2016-08-23),

3. 9231374 - Multi-beam semiconductor laser device (2016-01-05),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#3,552 in Tokyo

#8,938 in Japan

Tokyo, Japan

Ushio Opto Semiconductors, Inc.

Forward Citations = 9

8 inventors:

Haruki Fukai (2 out of 4 patents)

Tsutomu Kiyosumi (2 out of 2 patents)

Shinji Sasaki (2 out of 2 patents)

4. Satoshi Kawanaka (2 out of 3 patents)

5. Masato Hagimoto (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ushio Opto Semiconductors, Inc.. Retrieved from https://idiyas.com/company/ushio-opto-semiconductors

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]