Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873589 | Hand-driven bicycle/wheelchair combination | — | 1999-02-23 |
| 5058198 | Radio frequency tap unit which can be reconfigured with minimal disruption of service | Joseph D. Rocci, Michael L. Quelly, Norman W. Moore | 1991-10-15 |
| 4855721 | Alarm apparatus for a freezer | Edward Ketelaar, Jr. | 1989-08-08 |
| 4195954 | Mechanical aerator for suction nozzle | Ib Bentzen-Bilkvist | 1980-04-01 |