Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6537045 | Rotating machine having lubricant-containing recesses on a bearing surface | Otto K. Riegger, John Kosco | 2003-03-25 |
| 6053716 | Vane for a rotary compressor | Otto K. Riegger | 2000-04-25 |
| 6032720 | Process for making a vane for a rotary compressor | Otto K. Riegger | 2000-03-07 |