% Expired Patents = 66.7

Forward Citations = 31

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2 inventors (with patents filed for the assignee):

Chih-Shing Wei (2 out of 7 patents)

Chih Shing Wei (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 8808051 - Coupling structure (2014-08-19),

2. 7393168 - Retractable fastener device and method for facilitating the fastening of multiple objects (2008-07-01),

3. 7153074 - Retractable fastener device and method for facilitating the fastening of multiple objects (2006-12-26),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#1 in Lattingtown, NY

#4,522 in New York

#73,904 in US

Lattingtown, NY, United States of America

Grace-Comp Systems, Ltd.

Forward Citations = 31

2 inventors:

Chih-Shing Wei (2 out of 7 patents)

Chih Shing Wei (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Grace-Comp Systems, Ltd.. Retrieved from https://idiyas.com/company/grace-comp-systems

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]