Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5540052 | Pulse hydraulic systems and methods therefor | Ingrid D. Sieke, Harold B. Sieke | 1996-07-30 |
| 4556174 | Apparatus for treating dispersions and the like with non-sinusoidal vibration | — | 1985-12-03 |