Charles Chen

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Air filtration unit
- Patent number 7,387,655
- Issue date Jun 17, 2008
- Black & Decker Inc.
- Todd Chipner
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air filtration unit
- Patent number 7,074,250
- Issue date Jul 11, 2006
- Black & Decker Inc.
- Todd Chipner
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Air filtration unit
- Publication number 20060213158
- Publication date Sep 28, 2006
- Todd Chipner
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL