Formosan Union Chemical Corp.

Calculating rank

USPTO Granted Patents = 2

% Expired Patents = 100.0

EPO Patents = 2

Forward Citations = 2

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3 inventors (with patents filed for the assignee):

Chi-Hsing Tsai (2 out of 3 patents)

Chien-Hsun Tsai (2 out of 2 patents)

Yu-Yuan Wang (1 out of 1 patent)

4. Chi-Hsien Tsai (0 patent)

2 patents: Sort by Forward Citations

1. 8329966 - Slightly branched dialkyl benzenes and related compositions (2012-12-11),

2. 8206683 - Method for synthesizing all-silica zeolite beta with small crystal size (2012-06-26),

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USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#1,499 in Taipei

#4,255 in Taiwan

Taipei, Taiwan

Formosan Union Chemical Corp.

Forward Citations = 2

3 inventors:

Chi-Hsing Tsai (2 out of 3 patents)

Chien-Hsun Tsai (2 out of 2 patents)

Yu-Yuan Wang (1 out of 1 patent)

4. Chi-Hsien Tsai (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Formosan Union Chemical Corp.. Retrieved from https://idiyas.com/company/formosan-union-chemical

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 (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]