Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340522 | Process for preparing cationic polymers | Edward P. Lindholm | 1982-07-20 |
| 4322489 | Copolymeric mordants and photographic products and processes utilizing same | Edwin H. Land, Lloyd D. Taylor | 1982-03-30 |