Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4663686 | Head cleaning cartridge for magnetic disk drive | Robert D. Freeman, Michael R. Lyon | 1987-05-05 |
| 4420782 | Thermal compensation for magnetic head assembly | Armando Jesus Argumedo, William W. Chow, Robert D. Freeman | 1983-12-13 |
| 4250529 | Method and apparatus for opening disk packs | Rupert F. Ross | 1981-02-10 |
| 4208683 | Frusto-conical magnetic recording disc | — | 1980-06-17 |