Yu Min

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Gear-driven clutching and resetting device of door lock
- Patent number 9,238,927
- Issue date Jan 19, 2016
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Left and right interchanging device for a lock clutch
- Patent number 8,910,765
- Issue date Dec 16, 2014
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Differential linkage attachment of door handles
- Patent number 8,347,668
- Issue date Jan 8, 2013
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Clutch and reverse-locking device
- Patent number 7,975,823
- Issue date Jul 12, 2011
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Drive mechanism for a lock
- Patent number 7,878,086
- Issue date Feb 1, 2011
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
GEAR-DRIVEN CLUTCHING AND RESETTING DEVICE OF DOOR LOCK
- Publication number 20120223534
- Publication date Sep 6, 2012
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
LEFT AND RIGHT INTERCHANGING DEVICE FOR A LOCK CLUTCH
- Publication number 20110283757
- Publication date Nov 24, 2011
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Drive mechanism for a lock
- Publication number 20080016926
- Publication date Jan 24, 2008
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Clutch and reverse-locking device
- Publication number 20080017466
- Publication date Jan 24, 2008
- Yu Min
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES