Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7463923 | Method and apparatus for delivering a biphasic defibrillation pulse with variable energy | James E. Brewer, Kenneth F. Olson | 2008-12-09 |
| 6411846 | Method and apparatus for delivering a biphasic defibrillation pulse with variable energy | James E. Brewer, Kenneth F. Olson | 2002-06-25 |
| 6263239 | Method and apparatus for determining the second phase of defibrillator devices | James E. Brewer, Kenneth F. Olson | 2001-07-17 |
| 6083246 | Lid open detection circuit for automated external defibrillators | Michael Welsch | 2000-07-04 |
| 6038473 | Defibrillator battery with dual cell stack configuration | Kenneth F. Olson, Byron L. Gilman | 2000-03-14 |
| 5978706 | Stacked capacitor truncated damped sinusoidal defibrillation waveform | James E. Brewer | 1999-11-02 |
| 5968080 | Method for determining the second phase of external defibrillator devices | James E. Brewer, Kenneth F. Olson | 1999-10-19 |
| 5955956 | Audible alarm system for an automated external defibrillator | Michael Welsch | 1999-09-21 |
| 5908443 | Stacked capacitor truncated damped sinusoidal defibrillation waveform | James E. Brewer | 1999-06-01 |
| 5908442 | Stepped truncated damped sinusoidal defibrillation waveform | James E. Brewer | 1999-06-01 |
| 5909138 | Fast isolated IGBT driver for high voltage switching circuitry | — | 1999-06-01 |
| 5899924 | Single capacitor truncated damped sinusoidal defibrillation waveform | James E. Brewer | 1999-05-04 |
| 5897576 | Automated external defibrillator with the ability to sense temperature | Kenneth F. Olson, Michael A. Tvedt, Michael Welsch | 1999-04-27 |
| 5891172 | High voltage phase selector switch for external defibrillators | James E. Brewer | 1999-04-06 |
| 5836972 | Parallel charging of mixed capacitors | James E. Brewer | 1998-11-17 |
| 5817151 | Circuit detectable packaged medical electrodes | Kenneth F. Olson, John Stolte, Nora J. Utke | 1998-10-06 |
| 5700281 | Stage and state monitoring automated external defibrillator | James E. Brewer, Kenneth F. Olson, John Stolte, Nora J. Utke | 1997-12-23 |
| 5674266 | Biphasic defibrillation isolation circuit and method | — | 1997-10-07 |