Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8963373 | Grid tie solar system and a method | Peter F. Gerhardinger, David R. Feltner, Richard L. Ashton | 2015-02-24 |
| 8779627 | Grid tie solar system and a method | Peter F. Gerhardinger, David R. Feltner, Richard L. Ashton | 2014-07-15 |