Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6290543 | Telephone adaptor | Lawrence L. Plummer, Jr. | 2001-09-18 |
| 4859434 | Production of endothermic gases with methanol | George W. Roberts, Shivaji Sircar | 1989-08-22 |
| 4859435 | Deoxygenation of inert gas streams with methanol | George W. Roberts, Shivaji Sircar | 1989-08-22 |