Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683842 | Unsymmetrical perylene dimers in electrophotography | C. Geoffrey Allen, Ah-Mee Hor, Gordon K. Hamer | 1997-11-04 |
| 5645965 | Symmetrical perylene dimers | Charles G. Allen, Ah-Mee Hor, Gordon K. Hamer | 1997-07-08 |