Andrew Chang

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Oakland, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Systems and methods utilizing an aperture with a reactive atom plas...
- Patent number 7,304,263
- Issue date Dec 4, 2007
- RAPT Industries, Inc.
- Andrew Chang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Systems and Methods Utilizing an Aperture with a Reactive Atom Plas...
- Publication number 20080035612
- Publication date Feb 14, 2008
- RAPT INDUSTRIES, INC.
- Andrew Chang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Apparatus and method for non-contact shaping and smoothing of damag...
- Publication number 20050061774
- Publication date Mar 24, 2005
- RAPT Industries, Inc.
- Jude Kelley
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Systems and methods utilizing an aperture with a reactive atom plas...
- Publication number 20050061782
- Publication date Mar 24, 2005
- RAPT Industries, Inc.
- Andrew Chang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR