Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10289080 | Multi-generator applications using variable speed and solid state generators for efficiency and frequency stabilization | Tony Olivo, Robert W. Johnson | 2019-05-14 |
| 10199858 | Uninterruptible power supply systems and methods using isolated interface for variably available power source | Robert W. Johnson, Yu Liu, Bobby L. Compton, Robert C. Sebald | 2019-02-05 |