% Expired Patents = 42.9

Trademarks = 3

Forward Citations = 53

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9 inventors (with patents filed for the assignee):

Feiyu Li (2 out of 16 patents)

Shan Lin (1 out of 9 patents)

Mingchang Yang (1 out of 1 patent)

4. Yanxin Xu (1 out of 3 patents)

5. Frank Li (1 out of 1 patent)

6. Baojia Huang (1 out of 1 patent)

7. Yibin Chen (1 out of 1 patent)

8. Yuzhi Liu (1 out of 1 patent)

9. Gary R Higgins (1 out of 2 patents)

7 patents: Sort by Forward Citations

1. 9144354 - Lift-off hinge with attached hinge cover (2015-09-29),

2. 8205274 - Lift and clean toilet seat hinge (2012-06-26),

3. 8122526 - Adjustable universal flapper (2012-02-28),

4. D638917 - Universal flapper (2011-05-31),

5. 6510866 - Ball cock assembly, float assembly for same, and method of controlling liquid level in a tank (2003-01-28),

6. D424168 - Replacement valve seat of a flush valve (2000-05-02),

7. 5904176 - Silent valve ball cock assembly (1999-05-18),

Company Overview

WDI International, Inc. is a global leader in providing innovative solutions for the electronics industry. With over 20 years of experience, we offer a wide range of high-quality products and services including PCB assemblies, cable assemblies, and custom manufacturing solutions. Our commitment to excellence and customer satisfaction sets us apart from the competition.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#365 in Irvine, CA

#9,501 in California

#39,907 in US

Irvine, CA, United States of America

Wdi International, Inc.

Forward Citations = 53

9 inventors:

Feiyu Li (2 out of 16 patents)

Shan Lin (1 out of 9 patents)

Mingchang Yang (1 out of 1 patent)

4. Yanxin Xu (1 out of 3 patents)

5. Frank Li (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Wdi International, Inc.. Retrieved from https://idiyas.com/company/wdi-international

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]