DH

Douglas Reynolds Hastings

🗺 California: #14,783 of 41,698 inventorsTop 40%
Overall (2011): #314,054 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8011182 Vertical gravity/buoyancy power generator — 2011-09-06