Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5162965 | Anti crow bar current interrupter for microwave tube transmitters | Franklin B. Jones, Charles S. Kerfoot | 1992-11-10 |
| 5122730 | Voltage divider for a wide band domino effect high voltage regulator | Charles S. Kerfoot, Franklin B. Jones | 1992-06-16 |
| 5070538 | Wide band domino effect high voltage regulator | Charles S. Kerfoot, Franklin B. Jones | 1991-12-03 |
| 5032799 | Multistage cascode radio frequency amplifier | Charles S. Kerfoot, Daniel C. Buck, Franklin B. Jones | 1991-07-16 |
| 4939450 | Precision high voltage FET pulse sense and clamp apparatus statement of government interest | Franklin B. Jones, Charles S. Kerfoot | 1990-07-03 |
| 4897617 | Domino effect amplifier | Franklin B. Jones, Charles S. Kerfoot | 1990-01-30 |
| 4893070 | Domino effect shunt voltage regulator | Charles S. Kerfoot, Franklin B. Jones | 1990-01-09 |
| H575 | Light-weight non-saturating spaced core inductor | Charles S. Kerfoot | 1989-02-07 |
| 4743785 | FET pulse control apparatus with fast rise time and constant pulse level | Charles S. Kerfoot | 1988-05-10 |
| H436 | Laser diode modulator | Charles S. Kerfoot | 1988-02-02 |
| 4721900 | Self-generated converter filter | Charles S. Kerfoot | 1988-01-26 |
| 4698742 | High-voltage milberger slip slide power conditioner | Franklin B. Jones, David Everett Bulgher, Charles S. Kerfoot | 1987-10-06 |
| H335 | Converter | Donald C. Lewns, David Everett Bulgher | 1987-09-01 |
| 4686448 | Slewing power supply for programmable phase shifter drive | Franklin B. Jones, Charles S. Kerfoot | 1987-08-11 |
| 4683387 | Quadrature switch apparatus for multi mode phase shift drivers | Franklin B. Jones, Charles S. Kerfoot | 1987-07-28 |
| 4682126 | Electromagnet for programmable microwave circulator | Joel R. Cohen, Leonard Dubrowsky | 1987-07-21 |
| H309 | Energy recoverable choke feed | — | 1987-07-07 |
| 4667144 | High frequency, high voltage MOSFET isolation amplifier | Franklin B. Jones | 1987-05-19 |
| H275 | Pulse modulator | Franklin B. Jones, Charles S. Kerfoot | 1987-05-05 |
| 4577166 | Miniature high performance pulsed modulator apparatus | Franklin B. Jones | 1986-03-18 |
| 4570129 | High power high voltage linear amplifier apparatus | — | 1986-02-11 |
| 4469961 | Fast switching driver for inductive load, such as a phase shifter | Stephen F. Payer | 1984-09-04 |
| 4425518 | High voltage field effect transistor pulse apparatus | — | 1984-01-10 |
| 4193032 | High speed transmitter pulser | Larry G. Wright | 1980-03-11 |
| 4187458 | Constant power regenerative magnetic switching regulator | Larry G. Wright | 1980-02-05 |