Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7755422 | Power control and modulation of switched-mode power amplifiers with one or more stages | Stephan V. Schell, Wendell B. Sander, Robert J. Bayruns | 2010-07-13 |
| 7515885 | Communications signal amplifiers having independent power control and amplitude modulation | Wendell B. Sander, Earl W. McCune, Jr. | 2009-04-07 |
| 7444125 | Communications signal amplifiers having independent power control and amplitude modulation | Wendell B. Sander, Earl W. McCune, Jr. | 2008-10-28 |
| 7292105 | Power control and modulation of switched-mode power amplifiers with one or more stages | Stephan V. Schell, Wendell B. Sander, Robert J. Bayruns | 2007-11-06 |
| 7265618 | RF power amplifier having high power-added efficiency | — | 2007-09-04 |
| 7250820 | Power distribution and biasing in RF switch-mode power amplifiers | — | 2007-07-31 |
| 7227419 | Power distribution and biasing in RF switch-mode power amplifiers | — | 2007-06-05 |
| 7212069 | Power control and modulation of switched-mode power amplifiers with one or more stages | Stephan V. Schell, Wendell B. Sander, Robert J. Bayruns | 2007-05-01 |
| 7206553 | Method and apparatus for impedance matching in an amplifier using lumped and distributed inductance | — | 2007-04-17 |
| 7071792 | Method and apparatus for impedance matching in an amplifier using lumped and distributed inductance | — | 2006-07-04 |
| 7042282 | Power control and modulation of switched-mode power amplifiers with one or more stages | Stephan V. Schell, Wendell B. Sander, Robert J. Bayruns | 2006-05-09 |
| 7035604 | Communications signal amplifiers having independent power control and amplitude modulation | Wendell B. Sander, Earl W. McCune, Jr. | 2006-04-25 |
| 7010276 | Communications signal amplifiers having independent power control and amplitude modulation | Wendell B. Sander, Earl W. McCune, Jr. | 2006-03-07 |
| 6995613 | Power distribution and biasing in RF switch-mode power amplifiers | — | 2006-02-07 |
| 6844776 | Power control and modulation of switched-mode power amplifiers with one or more stages | Stephan V. Schell, Wendell B. Sander, Robert J. Bayruns | 2005-01-18 |
| 6816016 | High-efficiency modulating RF amplifier | Wendell B. Sander, Earl W. McCune, Jr. | 2004-11-09 |
| 6734724 | Power control and modulation of switched-mode power amplifiers with one or more stages | Stephan V. Schell, Wendell B. Sander, Robert J. Bayruns | 2004-05-11 |
| 6587018 | Notch filter and method | Earl W. McCune, Jr., Edwin Ray Twitchell | 2003-07-01 |
| 6215355 | Constant impedance for switchable amplifier with power control | Earl W. McCune, Jr., Lawrence M. Burns | 2001-04-10 |
| 6198347 | Driving circuits for switch mode RF power amplifiers | Wendell B. Sander, Earl W. McCune, Jr. | 2001-03-06 |