Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5710701 | Method and apparatus for power supply testing | — | 1998-01-20 |
| 5672958 | Method and apparatus for modifying feedback sensing for a redundant power supply system | Nathan Wiscombe | 1997-09-30 |
| 5671149 | Programmable board mounted voltage regulators | — | 1997-09-23 |
| 5671131 | Method and apparatus for detecting an isolated power switch | — | 1997-09-23 |
| 5661348 | Method and apparatus for passive input current waveform correction for universal offline switchmode power supply | — | 1997-08-26 |
| 5637991 | Power supply including a detection and switch system for uni-plane and split-plane devices | Joseph Daniel Mallory, Joshua Titus, Joseph A. Vivio | 1997-06-10 |
| 5638262 | Method and apparatus for providing isolated power sourced from bleeder current | — | 1997-06-10 |
| 5621159 | Method and apparatus for determining fan bearing friction | Louis E. Cano | 1997-04-15 |
| 5604708 | Fail-safe system for preserving a backup battery | Frank P. Helms | 1997-02-18 |
| 5592072 | High performance dual section voltage regulator | — | 1997-01-07 |
| 5592071 | Method and apparatus for self-regeneration synchronous regulator | — | 1997-01-07 |
| 5576609 | Constant power dissipation control of a linear pass element used for battery charging | Farzad Khosrowpour | 1996-11-19 |
| 5568610 | Method and apparatus for detecting the insertion or removal of expansion cards using capacitive sensing | — | 1996-10-22 |
| 5568350 | Over temperature memory circuit | — | 1996-10-22 |
| 5530636 | Automatic feedback system for a dual output power supply | — | 1996-06-25 |
| 5481730 | Monitoring and control of power supply functions using a microcontroller | David S. Lin | 1996-01-02 |
| 5414341 | DC-DC converter operable in an asyncronous or syncronous or linear mode | — | 1995-05-09 |
| 5272382 | Power supply for computer system manager | Arthur D. Heald | 1993-12-21 |
| 4891740 | DC power supply with digitally controlled power switch | — | 1990-01-02 |
| 4870553 | Double-switched flyback power-converter | — | 1989-09-26 |