Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863359 | Stator for eccentric worm pumps | Johann Kreidl | 1989-09-05 |
| 4305596 | Joint seal on the rotor drive of an eccentric screw machine | — | 1981-12-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863359 | Stator for eccentric worm pumps | Johann Kreidl | 1989-09-05 |
| 4305596 | Joint seal on the rotor drive of an eccentric screw machine | — | 1981-12-15 |