CALVIN CHOU

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Taichung Hsieng, TW

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Patents Grantslast 30 patents

Information Patent Grant
Disc sander
- Patent number 8,460,068
- Issue date Jun 11, 2013
- Calvin Chou
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
TOOLREST MECHANISM FOR WOOD TURNING LATHE
- Publication number 20130074988
- Publication date Mar 28, 2013
- Calvin CHOU
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Application
DISC SANDER
- Publication number 20120184188
- Publication date Jul 19, 2012
- CALVIN CHOU
- B24 - GRINDING POLISHING
Information Patent Application
Ratchet-based drive belt adjusting device
- Publication number 20110306450
- Publication date Dec 15, 2011
- Calvin Chou
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Tailstock of woodturning lathe
- Publication number 20080127789
- Publication date Jun 5, 2008
- Calvin Chou
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Tool device with a coupling unit for connecting detachably a tool a...
- Publication number 20070084018
- Publication date Apr 19, 2007
- Calvin Chou
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS