| 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 |