Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D384677 | Intake for a liquid ring vacuum pump | Charles H. Wunner | 1997-10-07 |
| 5423614 | Self aligning removable bearing carrier for a liquid ring vacuum pump | Charles H. Wunner | 1995-06-13 |
| 5328274 | Liquid ring vacuum pump-compressor with self aligning removable bearing bracket | Charles H. Wunner | 1994-07-12 |
| 5290152 | Manifold for a liquid ring vacuum pump-compressor | Charles H. Wunner | 1994-03-01 |
| 5246348 | Liquid ring vacuum pump-compressor with double function of liquid ring with separate sources | Charles H. Wunner | 1993-09-21 |
| 5222869 | Liquid ring vacuum pump-compressor with rotor cone clearance concentrated in the seal segment | Charles H. Wunner | 1993-06-29 |