Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8662072 | Solar collector | Barry L. Butler, John E. Nemazi | 2014-03-04 |
| 6688303 | Method and system for controlling operation of an energy conversion device | David C. Smith | 2004-02-10 |