Jin-Chyuan Hwang

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Tainan County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Direction-turning device for the lens of a camera phone
- Patent number 7,345,833
- Issue date Mar 18, 2008
- Jin-Chyuan Hwang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Direction-turning device for the lens of a camera phone
- Patent number 7,217,912
- Issue date May 15, 2007
- Jin-Chyuan Hwang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Plunger
- Patent number D454673
- Issue date Mar 19, 2002
- Chien Cheng Business Co., Ltd
- Jin-Chyuan Hwang
- D32 - Washing, cleaning, or drying machine
Information Patent Grant
Sink-trap
- Patent number 5,203,369
- Issue date Apr 20, 1993
- Jin-Chyuan Hwang
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Space adjustment device of a blow torch
- Patent number 5,101,998
- Issue date Apr 7, 1992
- Jin-Chyuan Hwang
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Retainer for flexible drain pipes
- Patent number 4,922,554
- Issue date May 8, 1990
- Jin-Chyuan Hwang
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
Direction-turning device for the lens of a camera phone
- Publication number 20060261257
- Publication date Nov 23, 2006
- Jin-Chyuan Hwang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Direction-turning device for the lens of a camera phone
- Publication number 20060261248
- Publication date Nov 23, 2006
- Jin-Chyuan Hwang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE