Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707946 | Pour point depressants and their use | Marvin B. DeTar | 1998-01-13 |
| H1633 | Deodorizing polysulfide materials | Karl F. Johnson | 1997-02-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707946 | Pour point depressants and their use | Marvin B. DeTar | 1998-01-13 |
| H1633 | Deodorizing polysulfide materials | Karl F. Johnson | 1997-02-04 |