Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116685 | Magnetic recording medium comprising a polyester polyurethane polymer and a small percentage of a low molecular weight polyol | Fred C. Chung, Frederic J. Sischka, II | 1992-05-26 |
| 4916021 | Radiation cured binders internetworked with soft materials | Zie A. Payne | 1990-04-10 |
| 4861655 | Thermoplastic magnetic coating composition | — | 1989-08-29 |
| 4686146 | Radiation-cured recording composition with bi-part lube | Zie A. Payne, Fred C. Chung, Ross P. Clark | 1987-08-11 |