Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4892253 | Yoke nozzle actuation system | John M. Speicher | 1990-01-09 |
| 4567782 | Compound parallelogram four-bar linkage | John M. Speicher | 1986-02-04 |
| D275381 | Human powered vehicle | Fred D. Fernandes, John M. Speicher, Douglas W. Unkrey | 1984-09-04 |
| 4431205 | Golf cart | John M. Speicher | 1984-02-14 |
| 4410198 | Human powered vehicle | Fred D. Fernandez, John M. Speicher, Douglas W. Unkrey | 1983-10-18 |