Richard W. Sonnenfeldt

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Port Washington, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Self-contained solar powered lighting unit
- Patent number D435927
- Issue date Jan 2, 2001
- Solar Outdoor Lighting, Inc.
- Richard W. Sonnenfeldt
- D26 - Lighting
Information Patent Grant
Solar powered lighting unit
- Patent number D424729
- Issue date May 9, 2000
- Solar Outdoor Lighting, Inc.
- Richard W. Sonnenfeldt
- D26 - Lighting