Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12368399 | Synchronous inverter | Isaac S. Frampton | 2025-07-22 |
| 12289012 | Generator and battery backup with conversion device | Robert J. Danforth, III, Isaac S. Frampton | 2025-04-29 |
| 12230969 | Offline synchronization of generators | Isaac S. Frampton | 2025-02-18 |
| 12170464 | Reluctance sensor for detection of a position of a rotor | Isaac S. Frampton | 2024-12-17 |
| 12155198 | Ground fault minimization | Isaac S. Frampton | 2024-11-26 |
| 12126269 | Inverter system | Isaac S. Frampton | 2024-10-22 |
| 11923787 | Isolated inverters | Isaac S. Frampton | 2024-03-05 |
| 11905878 | Dual axis alternator | Isaac S. Frampton, Frank C. Formas | 2024-02-20 |
| 11799342 | Printed circuit board electrical machine | Isaac S. Frampton | 2023-10-24 |
| 11777376 | Reluctance sensor for detection of position of a rotor in an electric machine | Isaac S. Frampton | 2023-10-03 |
| 11711034 | Sensorless position detection for electric machine | Isaac S. Frampton, Jonathan T. Bykowski | 2023-07-25 |
| 11677331 | Interleaved inverter | Isaac S. Frampton | 2023-06-13 |
| 11667273 | Motor generator control for fixed fuel source engine | Isaac S. Frampton | 2023-06-06 |
| 11600988 | Ground fault minimization | Isaac S. Frampton | 2023-03-07 |
| 11368100 | Generator and battery backup with conversion device | Robert J. Danforth, III, Isaac S. Frampton | 2022-06-21 |
| 11286848 | Dual axis alternator | Isaac S. Frampton, Frank C. Formas | 2022-03-29 |
| 11264917 | Interleaved inverter | Isaac S. Frampton | 2022-03-01 |
| 11264918 | Isolated inverters | Isaac S. Frampton | 2022-03-01 |
| 11242044 | Motor generator control for fixed fuel source engine | Isaac S. Frampton | 2022-02-08 |
| 11245266 | Offline synchronization of generators | Isaac S. Frampton | 2022-02-08 |
| 10903764 | Synchronous inverter | Isaac S. Frampton | 2021-01-26 |
| 10848053 | Robust inverter topology | Isaac S. Frampton | 2020-11-24 |
| 10826418 | Printed circuit board based exciter | Isaac S. Frampton | 2020-11-03 |
| 10778123 | Synchronous inverter | Isaac S. Frampton | 2020-09-15 |
| 10756532 | Ground fault minimization | Isaac S. Frampton | 2020-08-25 |