Frank Su

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Interiorly reinforced door lock set
- Patent number 6,698,260
- Issue date Mar 2, 2004
- Frank Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock set optionally satisfying either left-side latch or right...
- Patent number 6,454,322
- Issue date Sep 24, 2002
- Frank Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock set optionally satisfying either left-side latch or right...
- Patent number 6,443,506
- Issue date Sep 3, 2002
- Frank Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock set with simultaneously retractable deadbolt and latch
- Patent number 5,077,992
- Issue date Jan 7, 1992
- Frank Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door handle means suitable for mounting slim lever handle
- Patent number 5,046,772
- Issue date Sep 10, 1991
- Frank Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Easily openable tubular latch
- Patent number 5,020,836
- Issue date Jun 4, 1991
- Frank Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Anti-theft door handle lock
- Publication number 20060042337
- Publication date Mar 2, 2006
- Frank Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Interiorly reinforced door lock set
- Publication number 20030145638
- Publication date Aug 7, 2003
- Frank Su
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES