Inventor · Rochester, MN, US

Patrick K. Egan

43Patents
10h-index
43Co-inventors
75Inventor score

Filing activity: Mar 12, 1993 → Jul 8, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5875308A Peripheral component interconnect (PCI) architecture having hot-plugging capability for a data-processing system Physics 120 Expired
US6181029A Method of controlling battery back-up for multiple power supplies Emerging Cross-Sectional Technologies 73 Expired
US5996035A Hot-plug voltage and power management control using detected connection status Electricity 41 Expired
US5659208A Power supply with multiple isolated regulators and isolation mode Electricity 33 Expired
US6836100B2 Method and phase redundant regulator apparatus for implementing redundancy at a phase level Physics 30 Expired
US5841074A Backplane power distribution system having impedance variations in the form of spaced voids Electricity 25 Expired
US6642750B1 Sequencing circuit for applying a highest voltage source to a chip Electricity 22 Expired
US5911050A System for connecting either of two supply voltage type PCI cards using a common connector socket Electricity 21 Expired
US5491786A Method and system for management of units within a data processing system Physics 18 Expired
US7500120B2 Apparatus has service processor determining interconnection between uninterruptible power supplies and system resources using configuration file that is stored in memory Emerging Cross-Sectional Technologies 11 Active
US6821156B1 Method and sliding connector and circuit card combination for implementing hot plugging protection for regulator, power supplies and system cards Electricity 9 Expired
US6727435B1 Backplane power distribution system Electricity 9 Expired
US7545119B1 Sensor incorporated into energy storage device package Emerging Cross-Sectional Technologies 9 Active
US7275182B2 Method and apparatus for correlating UPS capacity to system power requirements Physics 8 Expired
US10615691B1 Reallocation of regulator phases within a phase-redundant voltage regulator apparatus Electricity 6 Active
US10566903B1 Sharing redundant regulator phases within a phase-redundant voltage regulator apparatus Electricity 5 Active
US7131012B2 Method and apparatus for correlating an out-of-range condition to a particular power connection Emerging Cross-Sectional Technologies 4 Expired
US10530257B1 Adding a voltage level to a phase-redundant regulator level Electricity 4 Active
US10606295B1 Sharing redundant regulator phases within a phase-redundant voltage regulator apparatus Electricity 3 Active
US7515951B2 Assembly, system, and method for optimizing image quality Physics 3 Active
US8352757B2 Oversubscribing branch circuits while lowering power distribution costs Physics 3 Active
US8392729B2 Oversubscribing branch circuits while lowering power distribution costs Physics 2 Active
US8278888B2 Multiple branch alternative element power regulation Physics 2 Active
US8040115B2 Multiple branch alternative element power regulation Physics 2 Active
US6729891B2 Right angle board-to-board connector with balanced impedance Electricity 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.