% Expired Patents = 33.3

Forward Citations = 15

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13 inventors (with patents filed for the assignee):

Wei-Chun Tsao (3 out of 11 patents)

Yi-Jen Chen (1 out of 19 patents)

Yi-Min Lin (1 out of 6 patents)

4. Chao-Tung Fan Chiang (1 out of 1 patent)

5. Li-Yang Lin (1 out of 1 patent)

6. Chia-Hsien Wu (1 out of 1 patent)

7. San-Ho Lu (1 out of 1 patent)

8. Yu-Hsiang Li (1 out of 1 patent)

9. Chien-Ru Lin (1 out of 1 patent)

10. Chia-Wei Chang (1 out of 31 patents)

11. Chien-Chih Chung (1 out of 2 patents)

12. Yen-Ting Chu (1 out of 1 patent)

13. Wen-Ho Hu (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 8576585 - Power device (2013-11-05),

2. 8218304 - Display device and method for assembling the same (2012-07-10),

3. 8179654 - Surge preventing circuit, local area network connector, and network module (2012-05-15),

4. D653255 - Liquid crystal display (2012-01-31),

5. 8081476 - Electromagnetic shielding device with heat dissipating function (2011-12-20),

6. 7705703 - Signal distributing inductor (2010-04-27),

Company Overview

Unihan Corporation is a global leader in the development and manufacturing of high-quality electronic components. With a focus on innovation and customer satisfaction, we provide a wide range of products including connectors, switches, and sensors to industries such as automotive, telecommunications, and consumer electronics.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#668 in Taipei

#2,095 in Taiwan

Taipei, Taiwan

Unihan Corporation

Forward Citations = 15

13 inventors:

Wei-Chun Tsao (3 out of 11 patents)

Yi-Jen Chen (1 out of 19 patents)

Yi-Min Lin (1 out of 6 patents)

4. Chao-Tung Fan Chiang (1 out of 1 patent)

5. Li-Yang Lin (1 out of 1 patent)

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

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]