Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8922185 | Device and method for global maximum power point tracking | Jonathan Ehlmann, Daniel Blair, Eric Martina, Patrick L. Chapman | 2014-12-30 |
| 8503200 | Quadrature-corrected feedforward control apparatus and method for DC-AC power conversion | Patrick L. Chapman, Trishan Esram, Eric Martina | 2013-08-06 |
| 8482947 | Apparatus and method for controlling DC-AC power conversion | Patrick L. Chapman, Robert S. Balog, Jonathan W. Kimball, Philip T. Krein, Alexander Gray +1 more | 2013-07-09 |
| 8279642 | Apparatus for converting direct current to alternating current using an active filter to reduce double-frequency ripple power of bus waveform | Patrick L. Chapman, Robert S. Balog, Jonathan W. Kimball, Philip T. Krein, Alexander Gray | 2012-10-02 |