James CHANG

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Taichung City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Soft-closing device for a sliding door
- Patent number 8,307,497
- Issue date Nov 13, 2012
- Door & Window Hardware Co.
- James Chang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Spider hinge for a frameless glass door
- Patent number 8,046,873
- Issue date Nov 1, 2011
- James Chang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Roller assembly for a frameless sliding glass door
- Patent number 7,637,059
- Issue date Dec 29, 2009
- Door & Window Hardware Co.
- James Chang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
SOFT-CLOSING DEVICE FOR A SLIDING DOOR
- Publication number 20110167588
- Publication date Jul 14, 2011
- DOOR & WINDOW HARDWARE CO.
- James Chang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
WINDOW TILT LATCH
- Publication number 20110025075
- Publication date Feb 3, 2011
- DOOR & WINDOW HARDWARE CO.
- James CHANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
SPIDER HINGE FOR A FRAMELESS GLASS DOOR
- Publication number 20100071160
- Publication date Mar 25, 2010
- James Chang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Roller assembly for a frameless sliding glass door
- Publication number 20090000204
- Publication date Jan 1, 2009
- James Chang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Water Board structure
- Publication number 20070065627
- Publication date Mar 22, 2007
- Kung-Chao Chang
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT