Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D490015 | Medallion | Daniel A. Arakawa | 2004-05-18 |
| 4231071 | Reader for data recorded on magnetic disks at plural densities | — | 1980-10-28 |
| 4183066 | Technique for recording data on magnetic disks at plural densities | — | 1980-01-08 |