Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4674519 | Cohesive tobacco composition | Gus D. Keritsis, Donald B. Knudson, Jr., Jerome S. Osmalov | 1987-06-23 |
| 4256126 | Smokable material and its method of preparation | Gus D. Keritsis | 1981-03-17 |