Inventor · disambiguated record
John J. Coulthard
Also filed as: COULTHARD JOHN · COULTHARD JOHN J
14 granted patents·1 pending application·1,798 citations·filing 1979–2005
96Inventor score
Top patents by PatentIndex Score
15 records- 0198US6340932B1Carrier with antenna for radio frequency identificationRF CODE INC·Filed 2000·Granted Jan 22, 2002·359 cites·10 claims
- 0297US7633378B2Object identification system with adaptive transceivers and methods of operationRF CODE INC·Filed 2005·Granted Dec 15, 2009·91 cites·20 claims
- 0397US6552661B1Zone based radio frequency identificationRF CODE INC·Filed 2000·Granted Apr 22, 2003·239 cites·22 claims
- 0497US6362737B1Object Identification system with adaptive transceivers and methods of operationRF CODE INC·Filed 1999·Granted Mar 26, 2002·267 cites·19 claims
- 0597US5825286AVehicular data collection and transmission system and methodSEMISYSTEMS INC·Filed 1996·Granted Oct 20, 1998·210 cites·36 claims
- 0696US4248085AMeasurement of relative velocitiesCOULTHARD JOHN·Filed 1979·Granted Feb 3, 1981·144 cites·22 claims
- 0794US6982646B2Object identification system with adaptive transceivers and methods of operationRF CODE INC·Filed 2001·Granted Jan 3, 2006·81 cites·12 claims
- 0894US6831562B2Object identification system with adaptive transceivers and methods of operationRF CODE INC·Filed 2001·Granted Dec 14, 2004·91 cites·26 claims
- 0991US6972677B2Monitoring systemCOULTHARD JOHN J·Filed 2003·Granted Dec 6, 2005·112 cites·44 claims
- 1089US5656993AVehicle wheel condition monitor and data storage systemSEMISYSTEMS INC·Filed 1995·Granted Aug 12, 1997·69 cites·3 claims
- 1186US6621410B1System for item and orientation identificationRF CODE INC·Filed 1999·Granted Sep 16, 2003·108 cites·49 claims
- 1283US7193512B1Load safeguard systemsRADIO DATA CORP·Filed 2005·Granted Mar 20, 2007·22 cites·20 claims
- 1338US2005052282A1Radio frequency identification deviceFiled 2004·Application pending·0 cites
- 1433US6865495B2Flow meteringABB LTD·Filed 2003·Granted Mar 8, 2005·1 cites·21 claims
- 1530US6305231B1Flow meteringABB KENT TAYLOR LTD·Filed 1996·Granted Oct 23, 2001·4 cites·12 claims
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