Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6583945 | Method for irreversibly write-securing a magnetic storage cartridge | Rafael Bar | 2003-06-24 |
| 6445523 | Readable indelible mark on storage media | Fred Charles Thomas, III, Refael Bar, Dai Feng, Jeff G. Carter, Charlie M. Monroe, Jr. +2 more | 2002-09-03 |
| 6317284 | Head nudge and park peak current suppression | Dai Feng | 2001-11-13 |
| 6259575 | Readable indelible mark on storage media | Fred Charles Thomas, III, Refael Bar, Dai Feng, Jeff G. Carter, Charlie M. Monroe, Jr. +2 more | 2001-07-10 |