Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5112886 | Allantoin salts of quaternary nitrogen containing polymers for use in skin conditioning, cosmetic and pharmaceutical formulations | — | 1992-05-12 |
| 4950467 | Ultraviolet radiation absorbing compositions | Alfred J. Restaino, Lau S. Yang | 1990-08-21 |
| 4889947 | Ultraviolet radiation absorbing naphthalenylidene compositions | Thomas Cleary | 1989-12-26 |
| 4847073 | Ultraviolet radiation absorbing cyclohexenylidene method | Thomas Cleary, Donald J. Gosciniak | 1989-07-11 |
| 4740369 | Ultraviolet radiation absorbing compositions | Leon W. Wright | 1988-04-26 |
| 4690817 | Quaternary nitrogen containing polyvinyl alcohol polymers for use in skin conditioning, cosmetic and pharmaceutical formulations | Ronald I. Davis, George R. Titus | 1987-09-01 |
| 4689217 | Amine and ammonium nitrogen containing polyvinyl alcohol polymers having improved lipophilic properties for use in skin conditioning, cosmetic and pharmaceutical formulations | Alfred J. Restaino, George R. Titus | 1987-08-25 |
| 4645794 | Quaternary nitrogen containing polyvinyl alcohol polymers for use in skin conditioning, cosmetic and pharmaceutical formulations | Ronald I. Davis, George R. Titus | 1987-02-24 |