Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4623867 | Permanent magnet biased narrow track magnetoresistive transducer | H. Neal Bertram | 1986-11-18 |
| 4268369 | Process of making silicon dioxide films for use as wear resistant coatings in video and digital magnetic recording | Malcolm Barlow | 1981-05-19 |