Purushottam Kumar

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Gainesville, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
High light extraction efficiency solid state light sources
- Patent number 7,932,534
- Issue date Apr 26, 2011
- Sinmat, Inc.
- Rajiv K. Singh
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PATTERNED ARTICLES AND LIGHT EMITTING DEVICES THEREFROM
- Publication number 20140191243
- Publication date Jul 10, 2014
- University of Florida Research Foundation, Inc.
- RAJIV K. SINGH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH LIGHT EXTRACTION EFFICIENCY SOLID STATE LIGHT SOURCES
- Publication number 20100308359
- Publication date Dec 9, 2010
- SINMAT, INC.
- Rajiv K. Singh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CHEMICAL MECHANICAL FABRICATION (CMF) FOR FORMING TILTED SURFACE FE...
- Publication number 20100260977
- Publication date Oct 14, 2010
- SINMAT, INC.
- Rajiv K. Singh
- B24 - GRINDING POLISHING