DF

David R. Feltner

Apple: 3 patents #7,422 of 18,612Top 40%
📍 Sylvania, OH: #103 of 344 inventorsTop 30%
🗺 Ohio: #23,384 of 73,341 inventorsTop 35%
Overall (All Time): #1,515,908 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8963373 Grid tie solar system and a method Peter F. Gerhardinger, Richard L. Ashton, Robert J. Simons 2015-02-24
8779627 Grid tie solar system and a method Peter F. Gerhardinger, Richard L. Ashton, Robert J. Simons 2014-07-15
8289709 Inverter system David E. Olin, Peter F. Gerhardinger, Richard L. Ashton 2012-10-16