Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8847718 | Rotary transformer | Donald Masters, Peter Thornton | 2014-09-30 |
| 8378771 | Rotary transformer | Donald Masters, Peter Thornton | 2013-02-19 |
| 7549962 | Diagnostic medical ultrasound systems and transducers utilizing micro-mechanical components | William R. Dreschel, Terry Kling, John W. Sliwa | 2009-06-23 |
| 6773401 | Diagnostic medical ultrasound systems and transducers utilizing micro-mechanical components | William R. Dreschel, Terry Kling, John W. Sliwa | 2004-08-10 |
| 6645145 | Diagnostic medical ultrasound systems and transducers utilizing micro-mechanical components | William R. Dreschel, Terry Kling, John W. Sliwa, Sevig Ayter | 2003-11-11 |
| 6605043 | Diagnostic medical ultrasound systems and transducers utilizing micro-mechanical components | William R. Dreschel, Terry Kling, John W. Sliwa | 2003-08-12 |
| 6436047 | Aperture configurations for medical diagnostic ultrasound | Bhaskar Ramamurthy, Albert Gee | 2002-08-20 |
| 6432055 | Medical ultrasonic imaging system with three-state ultrasonic pulse and improved pulse generator | Lazar A. Shifrin, Samuel H. Maslak | 2002-08-13 |
| 6221018 | Medical ultrasonic diagnostic imaging method and apparatus | Bhaskar Ramamurthy, Charles E. Bradley, Ken Sawatari, Danhua Zhao, Stirling S. Dodd +3 more | 2001-04-24 |
| 6193659 | Medical ultrasonic diagnostic imaging method and apparatus | Bhaskar Ramamurthy, Charles E. Bradley, Ken Sawatari, Danhua Zhao, Stirling S. Dodd +3 more | 2001-02-27 |
| 6174286 | Medical diagnostic ultrasound method and system for element switching | Bhaskar Ramamurthy, Albert Gee | 2001-01-16 |
| 5913823 | Ultrasound imaging method and system for transmit signal generation for an ultrasonic imaging system capable of harmonic imaging | David J. Hedberg, Stirling S. Dodd, Samual H. Maslak, Bhaskar Ramamurthy, Daniel E. Need +1 more | 1999-06-22 |
| 5833614 | Ultrasonic imaging method and apparatus for generating pulse width modulated waveforms with reduced harmonic response | Stirling S. Dodd, David M. Hedberg, Samual H. Maslak, Bhaskar Ramamurthy, Daniel E. Need | 1998-11-10 |
| 5396285 | Ultrasound imaging method and apparatus with dynamic non-linear filtering | Dave Hedberg, Ismayil M. Guracar, Michael J. Tierney, James W. Arenson, Samuel H. Maslak | 1995-03-07 |
| 4978931 | Tunable phase shifter having wide instantaneous bandwidth | Allen P. Edwards | 1990-12-18 |
| 4878027 | Direct frequency synthesizer using powers of two synthesis techniques | Howard L. Swain, Bich Nguyen | 1989-10-31 |
| 4745373 | Method and structure for synthesizing 2.sup.C Hz from A 2.sup.A.5.sup.B Hz oscillator | William P. Cornelius | 1988-05-17 |
| 4675613 | Noise compensated synchronous detector system | Andrew H. Naegeli | 1987-06-23 |