Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857491 | Viscosifying alcoholic media | — | 1989-08-15 |
| 4820642 | Amplified expression vector | Jeffrey C. Edman, William J. Rutter, Robert A. Hallewell, Pablo D. T. Valenzuela | 1989-04-11 |
| 4804416 | Organophilic compositions | Walter B. Jepson | 1989-02-14 |