David W. VINUP

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Rising Sun, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual polarity LED lighting device
- Patent number 9,615,417
- Issue date Apr 4, 2017
- Grote Industries, LLC
- Donald L. Gramlich
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
DUAL POLARITY LED LIGHTING DEVICE
- Publication number 20150241045
- Publication date Aug 27, 2015
- GROTE INDUSTRIES, LLC
- Donald L. GRAMLICH
- F21 - LIGHTING