% Expired Patents = 14.3

CIPO Patents = 2

EPO Patents = 4

Trademarks = 1

Forward Citations = 8

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6 inventors (with patents filed for the assignee):

Weiyang Lin (4 out of 4 patents)

Jose Miguel Vela Hernandez (3 out of 6 patents)

Jose Manuel Baeyens (3 out of 4 patents)

4. Helmut Heinrich Buschmann (3 out of 59 patents)

5. Xiaoyan Huang (3 out of 3 patents)

6. Xiao Xun Zhang (3 out of 52 patents)

7. José Miguel Vela Hernández (4 patents)

8. Baoshan Ku (3 patents)

9. Frank Hay Kong Shum (6 patents)

10. José Manuel Baeyens-Cabrera (0 patent)

11. Yuhong Kang (0 patent)

12. Frank Haykong Shum (0 patent)

13. Qingbin Dong (0 patent)

14. Helmut Heinrich Buschmann (0 patent)

15. Qingbin Dong (0 patent)

7 patents: Sort by Forward Citations

1. 11419873 - Use of sodium channel blockers for the treatment of neuropathic pain developing as a consequence of chemotherapy (2022-08-23),

2. 10624896 - Use of sodium channel blockers for the treatment of neuropathic pain developing as a consequence of chemotherapy (2020-04-21),

3. 9018222 - Use of sodium channel blockers for the treatment of neuropathic pain developing as a consequence of chemotherapy (2015-04-28),

4. 8530481 - Stable pharmaceutical composition of freeze-dried tetrodotoxin powder (2013-09-10),

5. 8486901 - Sodium channel blocking compounds tetrodotoxin galactopyranosides (2013-07-16),

6. 8222258 - Stable pharmaceutical composition of freeze-dried tetrodoxin powder (2012-07-17),

7. 8124608 - Stable pharmaceutical composition of freeze-dried tetrodotoxin powder (2012-02-28),

Company Overview

Wex Medical Limited is a leading medical device company that specializes in developing innovative solutions for the healthcare industry. With a strong focus on research and development, Wex Medical Limited has successfully brought a number of cutting-edge products to market. The company is committed to improving patient outcomes and revolutionizing the way healthcare is delivered.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#448 in Hong Kong

#3,913 in China

Hong Kong, China

Wex Medical Limited

Forward Citations = 8

6 inventors:

Weiyang Lin (4 out of 4 patents)

Jose Miguel Vela Hernandez (3 out of 6 patents)

Jose Manuel Baeyens (3 out of 4 patents)

4. Helmut Heinrich Buschmann (3 out of 59 patents)

5. Xiaoyan Huang (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Wex Medical Limited. Retrieved from https://idiyas.com/company/wex-medical

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 (CIPO):

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]

4 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]