Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4936953 | Cold trap vapor control device | William C. McGeehon, Allan Maass | 1990-06-26 |
| 4598550 | Radiant heat engine | — | 1986-07-08 |
| 4317731 | Gas absorber | Thomas Edward Roberts, Bruce M. Wright | 1982-03-02 |