Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4471940 | Dashpot assembly | Kenneth W. Zeuner | 1984-09-18 |
| 4401009 | Closed center programmed valve system with load sense | Kenneth W. Zeuner | 1983-08-30 |
| 4345736 | Solenoid operated valve and dashpot assembly | Kenneth W. Zeuner | 1982-08-24 |
| 4280396 | Hydraulic oscillator | Kenneth W. Zeuner | 1981-07-28 |
| 4276811 | Closed center programmed valve system with load sense | Kenneth W. Zeuner | 1981-07-07 |
| 4276810 | Programmed valve system used for positioning control | Kenneth W. Zeuner | 1981-07-07 |
| 4202250 | Programmed unbalanced load valve system | Kenneth W. Zeuner | 1980-05-13 |
| 4191091 | Feathering valve assembly | Kenneth W. Zeuner | 1980-03-04 |