Inventor · disambiguated record
Christopher Umminger
Also filed as: UMMINGER CHRISTOPHER · UMMINGER CHRISTOPHER B · UMMINGER CHRISTOPHER BRUCE
15 granted patents·2 pending applications·536 citations·filing 1997–2018
94Inventor score
Top patents by PatentIndex Score
17 records- 0197US6476589B2Circuits and methods for synchronizing non-constant frequency switching regulators with a phase locked loopLINEAR TECHN INC·Filed 2001·Granted Nov 5, 2002·160 cites·73 claims
- 0295US5847554ASynchronous switching regulator which employs switch voltage-drop for current sensingLINEAR TECHN INC·Filed 1997·Granted Dec 8, 1998·163 cites·30 claims
- 0392US7920013B2Systems and methods for oscillation suppression in switching circuitsLINEAR TECHN INC·Filed 2009·Granted Apr 5, 2011·34 cites·26 claims
- 0490US7382167B1Circuit and method for controlling hysteresis for bilevel signal transitionsLINEAR TECHN INC·Filed 2005·Granted Jun 3, 2008·21 cites·14 claims
- 0590US6897717B1Methods and circuits for more accurately mirroring current over a wide range of input currentLINEAR TECHN INC·Filed 2004·Granted May 24, 2005·52 cites·26 claims
- 0687US8194379B2Inrush current control system with soft start circuit and methodHERR JAMES·Filed 2010·Granted Jun 5, 2012·11 cites·14 claims
- 0783US7164258B2Circuits and methods for providing multiple phase switching regulators which employ the input capacitor voltage signal for current sensingLINEAR TECHN INC·Filed 2005·Granted Jan 16, 2007·15 cites·20 claims
- 0882US10418805B2Inrush control with multiple switchesLINEAR TECH LLC·Filed 2018·Granted Sep 17, 2019·2 cites·22 claims
- 0978US10003190B2Inrush control with multiple switchesLINEAR TECH CORP·Filed 2014·Granted Jun 19, 2018·3 cites·26 claims
- 1077US6940261B1Circuits and methods for providing multiple phase switching regulators which employ the input capacitor voltage signal for current sensingLINEAR TECHN INC·Filed 2003·Granted Sep 6, 2005·25 cites·28 claims
- 1175US8022679B2Systems and methods for fast switch turn on approximating ideal diode functionLINEAR TECHN INC·Filed 2009·Granted Sep 20, 2011·9 cites·33 claims
- 1274US6774611B2Circuits and methods for synchronizing non-constant frequency switching regulators with a phase locked loopLINEAR TECHN INC·Filed 2002·Granted Aug 10, 2004·22 cites·21 claims
- 1365US7019497B2Circuits and methods for synchronizing non-constant frequency switching regulators with a phase locked loopLINEAR TECHN INC·Filed 2004·Granted Mar 28, 2006·14 cites·53 claims
- 1456US8853885B2Method and system for voltage independent power supply load sharingUMMINGER CHRISTOPHER BRUCE·Filed 2009·Granted Oct 7, 2014·5 cites·45 claims
- 1542US9671465B2Detecting faults in hot-swap applicationsLINEAR TECH CORP·Filed 2014·Granted Jun 6, 2017·0 cites·15 claims
- 1641US2007069705A1Circuits and methods for providing multiple phase switching regulators which employ the input capacitor voltage signal for current sensingLINEAR TECHN INC·Filed 2006·Application pending·0 cites
- 1740US2006227478A1Inrush current control system with soft start circuit and methodLINEAR TECHN INC·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Christopher Umminger files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →