Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6080077 | Planetary gear drive train | — | 2000-06-27 |
| 5692989 | Self aligning planetary gear transmission & speed reducer | — | 1997-12-02 |
| 5667032 | Self propelled mower with low radius pivoted rear wheel steering | — | 1997-09-16 |
| 5472387 | Self aligning planetary gear transmissions | — | 1995-12-05 |
| D345166 | Mowing tractor | John F. Brackin, Edward Freier, Jr. | 1994-03-15 |
| D303804 | Self-propelled riding tractor | John F. Brackin, Edward Freier, Jr. | 1989-10-03 |
| 4807904 | Riding mower chassis having improved rear portion | Donald G. Penkoske, John W. Schanz | 1989-02-28 |
| 4787646 | Riding mower chassis with floating steerable rear wheels | John W. Schanz | 1988-11-29 |
| 4726440 | Unitized frame for a self-propelled lawn mower | Edward Freier, Jr., Donald G. Penkoske | 1988-02-23 |