% Expired Patents = 33.3

Forward Citations = 42

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2 inventors (with patents filed for the assignee):

Jing-Wen Tzeng (2 out of 2 patents)

Tsung-Huang Chen (1 out of 10 patents)

3 patents: Sort by Forward Citations

1. 8721323 - Lever-type mold ejection mechanism of injection molding machine (2014-05-13),

2. D531141 - LED leadframe (2006-10-31),

3. D530684 - LED leadframe (2006-10-24),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#1,155 in Taipei

#3,309 in Taiwan

Taipei, Taiwan

Techwin Opto-Electronics Co., Ltd.

Forward Citations = 42

2 inventors:

Jing-Wen Tzeng (2 out of 2 patents)

Tsung-Huang Chen (1 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Techwin Opto-Electronics Co., Ltd.. Retrieved from https://idiyas.com/company/techwin-opto-electronics-company

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]