Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5775603 | Low pressure ultra-high energy cryogenic impact system | Robert B. Davis, Frederic N. Steigman | 1998-07-07 |
| 5597123 | Ultra-high energy cryogenic impact system | Frederic N. Steigman, Robert B. Davis | 1997-01-28 |