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Cosmex Co. Ltd.

USPTO Granted Patents = 17

% Expired Patents = 5.9

EPO Patents = 1

Forward Citations = 192

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22 inventors (with patents filed for the assignee):

Wan Chieh Hsieh (9 out of 9 patents)

Kuo-Chang Cheng (4 out of 15 patents)

Hao-Hong Ciou (4 out of 4 patents)

4. Ya Wen Wu (3 out of 3 patents)

5. Wen Shan Chung (3 out of 3 patents)

6. Yu Ching Li (3 out of 3 patents)

7. Lin-Yu Sia (3 out of 3 patents)

8. Chun Ching Liu (3 out of 3 patents)

9. Pai Yao Hsieh (3 out of 3 patents)

10. Hung Wei Chang (3 out of 3 patents)

11. Yu-Jen Li (2 out of 7 patents)

12. Ya-Wen Wu (2 out of 7 patents)

13. Kuo-Chang Chang (2 out of 2 patents)

14. Fu-Ju Sheu (2 out of 2 patents)

15. Szu-Hua Wu (2 out of 2 patents)

17 patents: Sort by Forward Citations

1. 12114751 - Nail filing machine, UV light sterilization container, and nail filing system including the nail filing machine (2024-10-15),

2. 11986792 - Photocuring device (2024-05-21),

3. 10955190 - Battery-powered photocuring device, an exchangeable-battery photocuring device, an exchangeable-battery photocuring device with a slidable lid, and a portable battery photocuring device with a slidable lid (2021-03-23),

4. 10946413 - Slow-start photocuring device and switch control module thereof (2021-03-16),

5. D890431 - Photocuring device (2020-07-14),

6. D875318 - Photocuring device (2020-02-11),

7. 10524554 - Exchangeable-battery photocuring device, an exchangeable-battery photocuring device with a slidable lid, and a portable battery photocuring device with a slidable lid (2020-01-07),

8. 10492258 - Slow-start photocuring device and switch control module thereof (2019-11-26),

9. D858882 - Photocuring device (2019-09-03),

10. D857993 - Photocuring device (2019-08-27),

11. 10172430 - Gel nail photocuring machine with multicolor light effects (2019-01-08),

12. D705488 - Ultraviolet curing device (2014-05-20),

13. D687600 - Ultraviolet nail curing device (2013-08-06),

14. D680272 - Light solidifying device (2013-04-16),

15. 8312641 - UV LED curing appartus with improved illumination and timer control (2012-11-20),

Company Overview

Cosmex Co. Ltd. is a prominent player in the field of advanced materials and chemical products, primarily focusing on the development and manufacturing of specialty chemicals. The company specializes in providing innovative solutions for various industries, including electronics, automotive, and consumer goods. With a strong emphasis on research and development, Cosmex aims to enhance product performance and sustainability through cutting-edge technology and tailored applications, serving clients both locally in Taiwan and internationally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

17 Patents

#231 in Taipei

#940 in Taiwan

#35,918 in the World

Cosmex Co. Ltd.

Forward Citations = 192

22 inventors:

Wan Chieh Hsieh (9 out of 9 patents)

Kuo-Chang Cheng (4 out of 15 patents)

Hao-Hong Ciou (4 out of 4 patents)

4. Ya Wen Wu (3 out of 3 patents)

5. Wen Shan Chung (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cosmex Co. Ltd.. Retrieved from https://idiyas.com/company/cosmex-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]

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