Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4429178 | Solar tracking apparatus utilizing photovoltaic flat panels and method | Robert M. Spencer | 1984-01-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4429178 | Solar tracking apparatus utilizing photovoltaic flat panels and method | Robert M. Spencer | 1984-01-31 |