Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35758 | Voice/data-formatted telephone information storage and retrieval system | Jo Morris, Dale E. Cannon | 1998-03-31 |
| 5729674 | Method and apparatus for producing personalized graphics and personalized text printed materials | Fenton Rosewarne, Mary Keller, James A. Schuyler | 1998-03-17 |
| 5498826 | Plasmatron with steam as the plasma gas and process for stable operation of the plasmatron | Hans-Ulrich Dummersdorf, Dietrich Hebecker, Dirk von Lengerken, Carsten Winter, Renate Winter, heir | 1996-03-12 |
| 4918322 | Voice/data-formatted telephone information storage and retrieval system | Jo Morris, Dale E. Cannon | 1990-04-17 |
| 4697282 | Telephone operator voice storage and retrieval system | Steven E. Gothard, John Harold Drew | 1987-09-29 |
| 4623761 | Telephone operator voice storage and retrieval system | Steven E. Gothard, John Harold Drew | 1986-11-18 |