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For the Inventor, By the Inventor

Lattingtown, NY, United States of America

Grace-Comp Systems, Ltd.


USPTO Granted Patents = 3

% Expired Patents = 66.7

Forward Citations = 31

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2 inventors (with patents filed for the assignee):

goldMedal Chih-Shing Wei (2 out of 7 patents)

silverMedal Chih Shing Wei (1 out of 1 patent)


3 patents:

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),
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USPTO Data Jan 1 1976 - Sep 22 2026

3 Patents

#1 in Lattingtown, NY

#4,507 in New York

#73,717 in US

Lattingtown, NY (US)
Lattingtown, NY, United States of America

Grace-Comp Systems, Ltd.

Forward Citations = 31

2 inventors:

goldMedal Chih-Shing Wei (2 out of 7 patents)

silverMedal Chih Shing Wei (1 out of 1 patent)

Please report any incorrect information to [email protected]
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