Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576042 | Process control method to increase deaeration capacity in an ECR by constant voltage operation | Steven D. Possanza, Roland J. Koestner, Kim E. Goppert | 2003-06-10 |
| 6502471 | Electrical circuit for testing a transducer horn assembly | Fugui He, Roland J. Koestner, Steven D. Possanza, Paul P. Zontek | 2003-01-07 |
| 6189366 | Method for evaluating transducer horn assembly used in debubbling by comparing frequency dependent impedance to model | Fugui He, Roland J. Koestner, Steven D. Possanza, Paul P. Zontek | 2001-02-20 |
| 6161418 | Apparatus for testing transducer horn assembly debubbling devices | Fugui He, Roland J. Koestner, Steven D. Possanza, Paul P. Zontek | 2000-12-19 |
| 6112572 | Method for testing transducer horn assembly used in debubbling by monitoring operating frequency via impedance trace | Fugui He, Roland J. Koestner, Steven D. Possanza, Paul P. Zontek | 2000-09-05 |
| 6109092 | Method for testing transducer horn Assembly used in debubbling by monitoring operating frequency | Fugui He, Roland J. Koestner, Steven D. Possanza, Paul P. Zontek | 2000-08-29 |
| 6053028 | Method and apparatus for testing transducer horn assembly for testing transducer horn assembly debubbling devices | Fugui He, Roland J. Koestner, Steven D. Possanza, Paul P. Zontek | 2000-04-25 |
| 5834625 | Apparatus and method for debubbling a discrete sample of liquid | Stephen K. Clyde | 1998-11-10 |
| 5454255 | Entrained air measurement apparatus and method | Stephen K. Clyde | 1995-10-03 |
| 5236473 | Sipper tube with ultrasonic debubbling | Stephen K. Clyde, Simon C. Haseler, Edwin Voll | 1993-08-17 |
| 4825688 | Apparatus for sensing of mass in baths | Peter E. Davison | 1989-05-02 |