Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531862 | High performance current sensor using low cost current transformer arrays | — | 2003-03-11 |
| 6504348 | Remote sensing by high-order filtering | — | 2003-01-07 |
| 6426883 | Apparatus and method for soft switching of parallel switch assemblies | — | 2002-07-30 |
| 6297975 | Generalized method of paralleling voltage amplifiers | — | 2001-10-02 |
| 6204657 | Temperature compensated closed-loop hall effect current transformer | — | 2001-03-20 |
| 6201395 | Dual mode gradient coil system | — | 2001-03-13 |
| 6178102 | Regulated DC output power supply for amplifiers | — | 2001-01-23 |
| 5657219 | Opposed current power converter | — | 1997-08-12 |
| 5513094 | Switch-mode power supply for bridged linear amplifier | — | 1996-04-30 |
| 5438503 | Slew rate control in a multi-level switch | — | 1995-08-01 |
| 5276603 | Sixteen level power supply with asynchronous controller | — | 1994-01-04 |
| 5182465 | Amplifier selector for magnetic resonance imaging machine | — | 1993-01-26 |
| 5045990 | Sixteen level power supply with asynchronous controller | — | 1991-09-03 |
| 4788452 | Switchable DC power supply with increased efficiency for use in large wattage amplifiers | — | 1988-11-29 |
| 4644288 | Method of fault sensing for power amplifiers having coupled power stages with normally alternate current flow | — | 1987-02-17 |
| 4611180 | Grounded bridge amplifier protection through transistor thermo protection | — | 1986-09-09 |
| 4604719 | Oscillator having a sixteen bit signal generation utilizing an eight bit processor | — | 1986-08-05 |
| 4330809 | Thermal protection circuit for the die of a transistor | — | 1982-05-18 |
| 4195267 | Low-level preamplifier circuit | — | 1980-03-25 |