Pelka & Associates

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Los Angeles, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cylindrical irradiance-mapping lens and its applications to LED she...
- Patent number 7,273,299
- Issue date Sep 25, 2007
- Pelka & Associates
- William A. Parkyn
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Cylindrical irradiance-mapping lens and its applications to LED she...
- Publication number 20060164833
- Publication date Jul 27, 2006
- PELKA & ASSOCIATES
- William A. Parkyn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Trademarklast 30 trademarks