Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4583520 | Balanced solar concentrator system | Donald Alan Steinmeyer, Dirck T. Hartmann | 1986-04-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4583520 | Balanced solar concentrator system | Donald Alan Steinmeyer, Dirck T. Hartmann | 1986-04-22 |