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For the Inventor, By the Inventor

Taipei, Taiwan

Everlight Chemical Industrial Corporation

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USPTO Granted Patents = 10

% Expired Patents = 70.0


Trademarks = 9

Forward Citations = 27

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38 inventors (with patents filed for the assignee):

goldMedal Tzu-Heng Ko (3 out of 3 patents)

silverMedal Der-Gun Chou (3 out of 3 patents)

bronzeMedal Shigeki Watanabe (2 out of 6 patents)

4.  Hsiao-San Chen (2 out of 8 patents)

5.  Mei-Ting Lu (2 out of 2 patents)

6.  Yuan-Pin Pan (2 out of 2 patents)

7.  Kazuo Watanabe (2 out of 3 patents)

8.  Chi-Hsiang Yao (2 out of 2 patents)

9.  Akifumi Ueda (2 out of 14 patents)

10.  Hidetaka Nakagawara (2 out of 3 patents)

11.  Wei Jen Lan (2 out of 2 patents)

12.  Chao Wen Lin (2 out of 2 patents)

13.  Chien-Ming Chen (1 out of 70 patents)

14.  Chien-Yu Chen (1 out of 13 patents)

15.  Tz-Yi Wu (1 out of 1 patent)


10 patents:

1. 11639578 - Pretreatment liquid for water-based pigment textile printing and method for forming pattern on textile (2023-05-02),
2. 10093816 - High fixation ink composition for digital textile printing (2018-10-09),
3. 10005958 - Polyurethane-based UV absorber (2018-06-26),
4. 9683202 - Softener composition (2017-06-20),
5. 9505704 - Intermediate for synthesizing treprostinil diethanolamine and method for preparing the same (2016-11-29),
6. 9170491 - Negative-type photoresist composition for thick film and use thereof (2015-10-27),
7. 8816084 - Crystals of morphinan derivative, manufacturing method thereof, and pharmaceutical composition using the same (2014-08-26),
8. 8647807 - Photosensitive resin composition, photosensitive dry film and method for forming pattern (2014-02-11),
9. 8647806 - Photosensitive resin composition, photosensitive dry film and method for forming pattern (2014-02-11),
10. 8512421 - Polyurethane derivatives, composition thereof and dye additives comprising the polyurethane derivatives (2013-08-20),
Company Overview
Everlight Chemical Industrial Corporation is a prominent player in the specialty chemicals sector, focusing on the development and manufacturing of a wide range of chemical products. The company specializes in areas such as electronic materials, adhesives, and coatings, catering to various industries including electronics, automotive, and construction. With a commitment to innovation and sustainability, Everlight leverages advanced research and technology to deliver high-quality solutions that meet the evolving needs of its global clientele.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

10 Patents

#393 in Taipei

#1,428 in Taiwan

#56,119 in the World

Taipei, TW
Taipei, Taiwan

Everlight Chemical Industrial Corporation

Forward Citations = 27

38 inventors:

goldMedal Tzu-Heng Ko (3 out of 3 patents)

silverMedal Der-Gun Chou (3 out of 3 patents)

bronzeMedal Shigeki Watanabe (2 out of 6 patents)

4.  Hsiao-San Chen (2 out of 8 patents)

5.  Mei-Ting Lu (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Everlight Chemical Industrial Corporation. Retrieved from https://idiyas.com/company/everlight-chemical-industrial

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]
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