Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6015278 | Vane machine, having a controlled pressure acting on the vane ends | Al Key, Charles W. Meinke, Ronald Schilling | 2000-01-18 |
| 5961307 | Pressure proportioning regulator valve and vane machine including same | Al Key, Charles W. Meinke, Ronald Schilling | 1999-10-05 |
| 4896583 | Saddle bearing support for axial piston pumps and motors | — | 1990-01-30 |
| 4340338 | Hydraulic pressure biased linear motion thrust block for hydraulic pumps and motors | — | 1982-07-20 |
| 4222718 | Linear motion thrust block for hydraulic pumps and motors | — | 1980-09-16 |