Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848087 | Solar augmented power system | Robin Z. Parker, John D. Cox | 1989-07-18 |
| 4799357 | Closed loop regeneration system for generating mechanical energy and the method therefor | Avinash Gupta | 1989-01-24 |