Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D328439 | Electromagnetic radiated signal receiver | Tommy K. Ormand, Mitchell H. Babkes, John W. Bieberdorf | 1992-08-04 |
| D328257 | Electromagnetic radiated signal transmitter | Tommy K. Ormand, Mitchell H. Babkes, John W. Bieberdorf | 1992-07-28 |
| D288473 | Radiant heater | Frank T. Schmidt, John T. Cherryholmes | 1987-02-24 |
| D283423 | Tape drive for use with a computer | — | 1986-04-15 |
| D270420 | Portable barbecue grill | — | 1983-09-06 |