Inventor · disambiguated record
Christopher Ridgway Drane
Also filed as: DRANE CHRISTOPHER · DRANE CHRISTOPHER R · DRANE CHRISTOPHER RIDGWAY
10 granted patents·6 pending applications·365 citations·filing 1996–2023
90Inventor score
Files withMACNAUGHTAN MALCOLM DAVID5CAMBRIDGE POSITIONING SYS LTD2MACNAUGHTAN MALCOLM2SEEKER WIRELESS PTY LTD2WAVEMARKET INC2
Top patents by PatentIndex Score
16 records- 0193US6522890B2Location and tracking systemCAMBRIDGE POSITIONING SYS LTD·Filed 2001·Granted Feb 18, 2003·104 cites·23 claims
- 0290US8798613B2Systems and method for triggering location based voice and/or data communications to or from mobile ratio terminalsMACNAUGHTAN MALCOLM DAVID·Filed 2008·Granted Aug 5, 2014·30 cites·16 claims
- 0389US6275705B1Location and tracking systemCAMBRIDGE POSITIONING SYS LTD·Filed 1996·Granted Aug 14, 2001·177 cites·6 claims
- 0484US8787171B2Efficient collection of wireless transmitter characteristicsMACNAUGHTAN MALCOLM DAVID·Filed 2009·Granted Jul 22, 2014·14 cites·13 claims
- 0582US8355737B2Enhanced mobile locationWAVEMARKET INC·Filed 2006·Granted Jan 15, 2013·19 cites·20 claims
- 0668US8359044B2Enhanced mobile location method and systemWAVEMARKET INC·Filed 2006·Granted Jan 22, 2013·8 cites·7 claims
- 0758US2025127651A1Palm cooling assemblyDRANE CHRISTOPHER·Filed 2023·Application pending·0 cites
- 0855US8463285B2Systems and methods for mobile terminal location determination using profiles of radio signal parameter measurementsMACNAUGHTAN MALCOLM·Filed 2006·Granted Jun 11, 2013·3 cites·54 claims
- 0947US8700069B2Systems and methods for mobile terminal location determination using radio signal parameter measurementsMACNAUGHTAN MALCOLM·Filed 2006·Granted Apr 15, 2014·1 cites·30 claims
- 1047US8630656B2Method and system for locating a mobile radio receiver in a radio system with multiple transmittersROWE ROBERT WILLEM·Filed 2004·Granted Jan 14, 2014·9 cites·23 claims
- 1145US8737985B2Methods and systems for zone creation and adaptionMACNAUGHTAN MALCOLM DAVID·Filed 2008·Granted May 27, 2014·0 cites·25 claims
- 1243US2010087194A1Enhanced zone determinationMACNAUGHTAN MALCOLM DAVID·Filed 2008·Application pending·0 cites
- 1342US2009298505A1Profile Based Communications ServiceDRANE CHRISTOPHER RIDGWAY·Filed 2006·Application pending·0 cites
- 1439US2013211706A1Systems, methods, and processor readable media for traffic flow measurementMACNAUGHTAN MALCOLM DAVID·Filed 2011·Application pending·0 cites
- 1537US2008287116A1Radio Mobile Unit Location SystemSEEKER WIRELESS PTY LTD·Filed 2005·Application pending·0 cites
- 1635US2006217127A1Method and apparatus for finding a mobile radio terminalSEEKER WIRELESS PTY LTD·Filed 2004·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →