Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9543174 | Cassette configurations to support platters having different diameters | Ian J. Beresford, Donald E. Curtiss, Thomas Young Chang | 2017-01-10 |
| 9117863 | Cassette configurations to support platters having different diameters | Ian J. Beresford, Donald E. Curtiss, Thomas Young Chang | 2015-08-25 |