Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4302523 | Magnetic recording elements containing transparent recording layer | Albert P. Huguenard | 1981-11-24 |
| 4279945 | Process of preparing magnetic recording elements containing transparent recording layer | Albert P. Huguenard | 1981-07-21 |
| 4255492 | Magnetic recording crystals, process for producing same, and magnetic recording webs using same | Bernard J. Pingaud | 1981-03-10 |