Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4924906 | Ring valve | — | 1990-05-15 |
| 4871299 | Screw compressor unit including a centrifugal clutch | — | 1989-10-03 |
| 4869291 | Compressor plate valve | — | 1989-09-26 |
| 4869289 | Adjustable compressor valve which can accommodate changing operating conditions in the compressor to which it is attached | — | 1989-09-26 |
| 4799507 | Adjustable compressor valve which can accommodate changing operating conditions in the compressor to which it is attached | — | 1989-01-24 |
| 4231394 | Closing member for a ring valve | Josef Wimmer | 1980-11-04 |
| 4193424 | Lamina valve for reciprocating compressors | — | 1980-03-18 |