Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11744002 | System of converging plasma pistons | — | 2023-08-29 |
| 11728067 | Magnet wire with flexible corona resistant insulation | Tamanna Ferdous McFarland, Allen Roe Guisinger, Allan R. Knerr, Matthew E. Leach, Frederick Marshall McFarland +1 more | 2023-08-15 |
| 11728068 | Magnet wire with corona resistant polyimide insulation | Matthew E. Leach, Allen Roe Guisinger, Allan R. Knerr, Frederick Marshall McFarland, Tamanna Ferdous McFarland +1 more | 2023-08-15 |
| 10540951 | Musical instrument amplifier | John M. Brown | 2020-01-21 |
| 10535331 | System, apparatus and methods for musical instrument amplifier | — | 2020-01-14 |
| 6403890 | Magnet wire insulation for inverter duty motors | Charles W. McGregor, Joseph J. Harber, Ronald J. Beeckman | 2002-06-11 |
| 6100474 | Magnet wire insulation for inverter duty motors | Charles W. McGregor, Joseph J. Harber, Ronald J. Beeckman | 2000-08-08 |
| 5130593 | Inductor alternators | — | 1992-07-14 |
| 4966932 | Ultra-high solids theic polyester enamels | Charles W. McGregor | 1990-10-30 |
| 4476279 | High solids THEIC polyester enamels | Charles W. McGregor | 1984-10-09 |
| 4447472 | Magnet wire coating method and article | Michael G. Minnick, Charles W. McGregor | 1984-05-08 |