Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5490875 | Adhesive composition for cigarette seams | Michael Romanovich | 1996-02-13 |
| 4652384 | High temperature drilling fluid component | H. Paul Francis, Edward D. DeBoer | 1987-03-24 |