Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346186 | Process for fixing photo-induced colored derivatives of spiropyrans and compositions therefor | Thomas B. Garrett, John E. Herweh, Alan B. Magnusson | 1982-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346186 | Process for fixing photo-induced colored derivatives of spiropyrans and compositions therefor | Thomas B. Garrett, John E. Herweh, Alan B. Magnusson | 1982-08-24 |