Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923792 | Color photothermographic elements | Duncan M. A. Grieve, Stephen S. Poon, Tran V. Thien, David C. Weigel | 1990-05-08 |
| 4883747 | Color photothermographic elements | Duncan M. A. Grieve, Stephen S. Poon, Tran V. Thien, David C. Weigel | 1989-11-28 |
| 4816554 | Poly(amido methyl-benzazole) | Alan R. Katritzksy, Joel Swinson, Jerald K. Rasmussen, Larry R. Krepski, Steven M. Heilmann | 1989-03-28 |
| 4785070 | Imidazolinone-containing copolymer | Jerald K. Rasmussen, Alan R. Katritzky, Larry R. Krepski, Howell K. Smith, II, Steven M. Heilmann | 1988-11-15 |
| 4667012 | Imidazolinone-containing polymer and copolymer | Jerald K. Rasmussen, Alan R. Katritzky, Larry R. Krepski, Howell K. Smith, II, Steven M. Heilmann | 1987-05-19 |