Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5572267 | Passive data recording onto magnetic layers of photographic film | Robert E. Swanson, George W. Brock | 1996-11-05 |
| 5545885 | Method and apparatus for detecting and identifying coded magnetic patterns on genuine articles such as bank notes | — | 1996-08-13 |
| 5386332 | Magnetic head for high-frequency, high density recording | Charles F. Brucker | 1995-01-31 |
| 5218498 | Composite read-while-write magnetic head assembly | — | 1993-06-08 |
| 5216561 | Apparatus and method of manipulating sum, absolute difference and difference signals for suppressing medium-induced playback error in a magnetoresistive head assembly | — | 1993-06-01 |
| 5105087 | Large solid state sensor assembly formed from smaller sensors | — | 1992-04-14 |
| 4994320 | Thin magnetic film having long term stabilized uniaxial anisotropy | — | 1991-02-19 |