David Daniel Poppell

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Arbitrary surface optical element and method of making the same
- Patent number 7,324,734
- Issue date Jan 29, 2008
- N-Lighten Technologies
- William Robert Burnett
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MAKING AN ARBITRARY SURFACE OPTICAL ELEMENT
- Publication number 20070152359
- Publication date Jul 5, 2007
- William Robert Burnett
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
ARBITRARY SURFACE OPTICAL ELEMENT AND METHOD OF MAKING THE SAME
- Publication number 20070081786
- Publication date Apr 12, 2007
- William Robert Burnett
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL