Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6183408 | Rotor shaft assembly having non-linear stiffness | Derek G. Petch, Charles Godin | 2001-02-06 | $10,553,000 |
| 5477704 | Refrigerant cooling assembly for centrifuges | — | 1995-12-26 | |
| 5456653 | Torsionally elastic assembly for driving a centrifuge rotor | — | 1995-10-10 | |
| 5443438 | Centrifuge drive-to-rotor assembly | Cory Y. Chern | 1995-08-22 | |
| 5415616 | Rotor-protected evacuation port for centrifugal separation | — | 1995-05-16 | |
| 4807483 | Slat belt for centrifugal test rotors | Lawrence E. Stahl | 1989-02-28 | $14,117,000 |
| 4647919 | Method and apparatus for monitoring liquid flow | Jan Zaluda | 1987-03-03 | $14,215,000 |
| 4607551 | Centrifuge tube-cutting apparatus and method | Robert Wedemeyer, Robert Giebeler | 1986-08-26 | $12,730,000 |
| 4512202 | Pregrooved centrifuge tubes | Robert Wedemeyer | 1985-04-23 | $10,258,000 |
| 4459533 | Variable slip drive system for induction motor | Robert J. Ehret | 1984-07-10 | $10,868,000 |
| 4372483 | Fluid containment annulus for fixed angle rotors | — | 1983-02-08 | $5,876,000 |