Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7314647 | Heat curing and subsequent calendering to produce magnetic recording media | Bruce H. Edwards, Roger J. Mandt, David J. Owen, Brian Brong, Nang T. Tran | 2008-01-01 |
| 4603073 | Opaque polyester film containing fine carbon black particles | Brenda L. Renalls, John Donlon | 1986-07-29 |
| 4546036 | Magnetic recording medium having opaque polyester film base | Brenda L. Renalls, John F. Donlan | 1985-10-08 |