Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698839 | Magnetically encodable card having magnetic pigment uniformly dispersed in plastic | Tomasz Mark Jagielinski, Frederick J. Jeffers | 1997-12-16 |
| 5684661 | Magnetic head assembly and method for reading and/or writing data onto a thin magnetic layer placed on a photographic element | Joseph Berry, Fred J. Oleson, Ronald M. Wexler | 1997-11-04 |