Inventor · disambiguated record
Craig S. Rendahl
Also filed as: RENDAHL CRAIG S
16 granted patents·5 pending applications·311 citations·filing 1998–2002
94Inventor score
Top patents by PatentIndex Score
21 records- 0192US6857262B2Catalytic converter function detectionSPX CORP·Filed 2001·Granted Feb 22, 2005·67 cites·17 claims
- 0287US6230087B1Vehicular running loss detecting systemENVIROTEST SYSTEMS CORP·Filed 2000·Granted May 8, 2001·34 cites·16 claims
- 0386US6789021B2Method and system for detection of hydrocarbon species in a gasSPX CORP·Filed 2002·Granted Sep 7, 2004·33 cites·22 claims
- 0482US6983639B1Remote emissions sensing system with improved NOx detectionENVIRONMENTAL SYST PROD·Filed 2000·Granted Jan 10, 2006·23 cites·16 claims
- 0582US6723989B1Remote emissions sensing system and method with a composite beam of IR and UV radiation that is not split for detectionENVIROTEST SYSTEMS CORP·Filed 2000·Granted Apr 20, 2004·22 cites·7 claims
- 0681US6744516B2Optical path structure for open path emissions sensingSPX CORP·Filed 2001·Granted Jun 1, 2004·13 cites·17 claims
- 0779US6900893B2Optical path structure for open path emissions sensing with particulate matter and lubricating oil consumption absorption methodologySPX CORP·Filed 2002·Granted May 31, 2005·12 cites·17 claims
- 0879US6745613B2Method and system for determining the type of fuel used to power a vehicleSPX CORP·Filed 2001·Granted Jun 8, 2004·19 cites·21 claims
- 0975US6307201B1Method and apparatus for selecting a filter for a remote sensing deviceENVIROTEST SYSTEMS CORP·Filed 1998·Granted Oct 23, 2001·45 cites·9 claims
- 1074US6833922B2Optical path structure for open path emissions sensing with opposed sourcesSPX CORP·Filed 2001·Granted Dec 21, 2004·8 cites·19 claims
- 1172US6744059B2Optical path structure for open path emissions sensing with spinning mirrorSPX CORP·Filed 2001·Granted Jun 1, 2004·6 cites·22 claims
- 1250US6757607B2Audit vehicle and audit method for remote emissions sensingSPX CORP·Filed 2001·Granted Jun 29, 2004·8 cites·1 claims
- 1350US6561027B2Support structure for system for measuring vehicle speed and/or accelerationSPX CORP·Filed 2001·Granted May 13, 2003·9 cites·20 claims
- 1448US6750444B2Apparatus and method for measuring vehicle speed and/or accelerationSPX CORP·Filed 2001·Granted Jun 15, 2004·4 cites·18 claims
- 1545US6952641B2Software architecture of an integrated host system for sensed vehicle dataSPX CORP·Filed 2002·Granted Oct 4, 2005·6 cites·33 claims
- 1644US6781110B2Apparatus and method for measuring vehicle speed and/or accelerationSPX CORP·Filed 2001·Granted Aug 24, 2004·2 cites·11 claims
- 1741US2003226554A1Fire retardant guidance systems with fire extinguishing ammunitionFiled 2002·Application pending·0 cites
- 1838US2003120434A1Exhaust opacity measuring deviceFiled 2002·Application pending·0 cites
- 1938US2003040854A1Data processing and validationFiled 2001·Application pending·0 cites
- 2037US2002052698A1Exhaust opacity measuring deviceFiled 2001·Application pending·0 cites
- 2135US2003034889A1Host system and method for sensed vehicle dataFiled 2001·Application pending·0 cites
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