Inventor · disambiguated record
Roy L. Kerfoot, Jr.
Also filed as: KERFOOT JR ROY L · KERFOOT ROY L JR
8 granted patents·3 pending applications·66 citations·filing 2004–2018
82Inventor score
Top patents by PatentIndex Score
11 records- 0195US9843220B2Method and apparatus for operating an internal charger system of a portable electronic deviceMOTOROLA SOLUTIONS INC·Filed 2015·Granted Dec 12, 2017·25 cites·8 claims
- 0289US8994331B2Method and apparatus for adapting a battery voltageKERFOOT JR ROY L·Filed 2012·Granted Mar 31, 2015·33 cites·20 claims
- 0377US9300158B2Method and apparatus for loading voltage thresholds from a battery for a deviceMOTOROLA SOLUTIONS INC·Filed 2013·Granted Mar 29, 2016·7 cites·17 claims
- 0461US9097775B2Apparatus and method for discharging a battery and determining a condition of the batteryMOTOROLA SOLUTIONS INC·Filed 2012·Granted Aug 4, 2015·1 cites·17 claims
- 0549US9882248B2Method and apparatus for controlling access to one or more memories in a rechargeable batteryMOTOROLA SOLUTIONS INC·Filed 2014·Granted Jan 30, 2018·0 cites·32 claims
- 0649US9553341B2Method and apparatus for controlling access to a logic circuit in a battery by multiple components connected to the batteryMOTOROLA SOLUTIONS INC·Filed 2014·Granted Jan 24, 2017·0 cites·11 claims
- 0748US10759301B2Systems and methods for reducing current drain in batteriesMOTOROLA SOLUTIONS INC·Filed 2017·Granted Sep 1, 2020·0 cites·20 claims
- 0846US2020106141A1Batteries and methods for handling a detected fault conditionMOTOROLA SOLUTIONS INC·Filed 2018·Application pending·0 cites
- 0945US9496738B2Method and apparatus for charging a battery using multiple charging sourcesMOTOROLA SOLUTIONS INC·Filed 2012·Granted Nov 15, 2016·0 cites·18 claims
- 1038US2006109071A1Circuit board inductorTHONGSOUK CHRISTOPHER H·Filed 2004·Application pending·0 cites
- 1132US2005288858A1Mecca finderAMER OSAMA A·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →