Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7259974 | Integrated floating power transfer device with logic level control and method | William Donaldson | 2007-08-21 |
| 7233473 | Protection circuit and method for floating power transfer device | William Donaldson | 2007-06-19 |
| 7138821 | Digital filter circuit and method for blocking a transmission line reflection signal | Klaas-Jan De Langen | 2006-11-21 |
| 5583465 | Method and apparatus for improving the speed and accuracy of a circuit utilizing a feedback amplifier configuration | Maarten Jeroen Fonderie | 1996-12-10 |
| 5570052 | Detection circuit with differential input and hysteresis proportional to the peak input voltage | Maarten Jeroen Fonderie, Johan H. Huijsing | 1996-10-29 |
| 5187414 | Fluorescent lamp controllers | Mark W. Fellows, John Wong, Robert Erhardt, James A. Thomsen | 1993-02-16 |
| 5111118 | Fluorescent lamp controllers | Mark W. Fellows, John Wong, Robert Erhardt, James A. Thomsen | 1992-05-05 |
| 4952849 | Fluorescent lamp controllers | Mark W. Fellows, John Wong | 1990-08-28 |
| 4677315 | Switching circuit with hysteresis | Robert A. Blauschild | 1987-06-30 |