Nelson David H

USPTO Trademark & Patent Filings

Nelson David H

Trademark applications and grants for Nelson David H. Nelson David H has 2 trademark applications. The latest application filed is for "COASTAL BLUE PHOTOGRAPHY"

Company Profile
    Company Aliases
  • Nelson, David H
  • Nelson, David H.
  • h david nelson
  • Nelson; David H. - Arroyo Grande CA
  • Nelson; David H. - Twentynine Palms CA

Trademarks Patents
Patent Applications
Patent ApplicationDate
Solar tracking device
4,223,214 - 05/867,984 Dorian , et al. September 16, 1
1980-09-16
Solar energy collector
4,186,724 - 05/872,890 Nelson February 5, 1
1980-02-05
Tracking system for solar energy collection
4,154,221 - 05/789,424 Nelson May 15, 1
1979-05-15
Manufacture of solar reflectors
4,115,177 - 05/744,149 Nelson September 19, 1
1978-09-19
Patent Grants & Applications
Trademark Applications

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