Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272571 | Stenotype machine with linked audio recording | Lester R. Linn, Jr., Louise K. Mizota | 1993-12-21 |
| 5019197 | Method of making composites having layers of the same or different firmness | — | 1991-05-28 |