Tianyi CHANG

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Atlanta, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for tufting bristles and brush using the same
- Patent number 7,690,733
- Issue date Apr 6, 2010
- Goody Products, Inc.
- Paul Spitale
- A46 - BRUSHWARE
Information Patent Grant
Self-cleaning comfort hair brush and roller and system for selectin...
- Patent number 7,526,829
- Issue date May 5, 2009
- Goody Products, Inc.
- Tianyi Chang
- A46 - BRUSHWARE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR TUFTING BRISTLES AND BRUSH USING THE SAME
- Publication number 20080315670
- Publication date Dec 25, 2008
- GOODY PRODUCTS, INC.
- Paul SPITALE
- A46 - BRUSHWARE
Information Patent Application
Self-Cleaning Comfort Hair Brush and Roller and System for Selectin...
- Publication number 20080052858
- Publication date Mar 6, 2008
- GOODY PRODUCTS, INC.
- Tianyi Chang
- A46 - BRUSHWARE
Information Patent Application
Scalp massaging and hair detangling hair brush
- Publication number 20050210614
- Publication date Sep 29, 2005
- Tianyi Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Self-cleaning comfort hair brush and roller and system for selectin...
- Publication number 20050055788
- Publication date Mar 17, 2005
- Tianyi Chang
- A46 - BRUSHWARE
Information Patent Application
Method for tufting bristles and brush using the same
- Publication number 20050015909
- Publication date Jan 27, 2005
- Paul Spitale
- A46 - BRUSHWARE