Robert J. Couturier

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Williamston, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Door security system and method of using same
- Patent number 11,041,333
- Issue date Jun 22, 2021
- Robert J. Couturier
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door security system and method of using same
- Patent number 10,174,532
- Issue date Jan 8, 2019
- Robert J. Couturier
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
DOOR SECURITY SYSTEM AND METHOD OF USING SAME
- Publication number 20190136594
- Publication date May 9, 2019
- Robert J. Couturier
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
DOOR SECURITY SYSTEM AND METHOD OF USING SAME
- Publication number 20140306466
- Publication date Oct 16, 2014
- Robert J. Couturier
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES