Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886888 | Extraction of amino an acid from aqueous mixtures thereof | Ronald R. Swanson, Phillip L. Mattison, Kenneth Mackay, Bradley W. Glorvigen | 1989-12-12 |
| 4695453 | Thickened alcoholic antimicrobial compositions | Helmut K. Maier, Warren W. Howland | 1987-09-22 |
| 4661606 | Extraction of amino acids from aqueous mixtures and quaternary ammonium salt intermediates produced therein | Ronald R. Swanson, Phillip L. Mattison, Kenneth Mackay, Bradley W. Glorvigen | 1987-04-28 |
| 4454112 | Sunscreen composition containing tocopherol acetylsalicylate | — | 1984-06-12 |