Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D310535 | Screen stand | Joseph Allen Gregory, Lisa M. Mohr, David L. Schaum | 1990-09-11 |
| D304635 | Cart | Joseph Allen Gregory, Lisa M. Mohr, David L. Schaum | 1989-11-14 |
| D300030 | Remote control unit | Joseph Allen Gregory, Lisa M. Mohr, Louis J. Remsburger, David L. Schaum | 1989-02-28 |
| 4577187 | Display workstation | Millard G. Barr, Joseph W. Braidt, John F. Driscoll, Joseph Allen Gregory, Samuel A. Lucente +1 more | 1986-03-18 |
| 4565946 | Color cathode ray tube with infrared emitting phosphor in screen | Andre Byungyup Minn | 1986-01-21 |