Inventor · disambiguated record
Raj Rajagopal
Also filed as: RAJAGOPAL RAJ · RAJAGOPAL RAJ S
30 granted patents·25 pending applications·1,023 citations·filing 2000–2020
97Inventor score
Files with3M INNOVATIVE PROPERTIES CO36RAJAGOPAL RAJ8HALVERSON KURT J5BEDINGHAM WILLIAM1BOMMARITO G MARCO1
Top patents by PatentIndex Score
55 records- 0199US6734401B2Enhanced sample processing devices, systems and methods3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted May 11, 2004·336 cites·112 claims
- 0298US7435933B2Enhanced sample processing devices, systems and methods3M INNOVATIVE PROPERTIES CO·Filed 2007·Granted Oct 14, 2008·49 cites·48 claims
- 0397US6532997B1Sample processing device with integral electrophoresis channels3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Mar 18, 2003·118 cites·16 claims
- 0494US7192560B2Methods and devices for removal of organic molecules from biological mixtures using anion exchange3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Mar 20, 2007·89 cites·47 claims
- 0593US8569072B2Sample preparation container and methodHALVERSON KURT J·Filed 2008·Granted Oct 29, 2013·31 cites·23 claims
- 0693US8563264B2Sample preparation for environmental samplingHALVERSON KURT J·Filed 2008·Granted Oct 22, 2013·24 cites·20 claims
- 0793US6987253B2Enhanced sample processing devices, systems and methods3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Jan 17, 2006·82 cites·12 claims
- 0892US9410210B2Filtration methods and devicesMACH PATRICK A·Filed 2011·Granted Aug 9, 2016·10 cites·24 claims
- 0992US8647574B2Sample preparation container and methodHALVERSON KURT J·Filed 2008·Granted Feb 11, 2014·33 cites·24 claims
- 1091US9488563B2Systems and methods for detecting an analyte of interest in a sample using microstructured surfacesHALVERSON KURT J·Filed 2012·Granted Nov 8, 2016·9 cites·21 claims
- 1191US9470612B2Systems and methods for detecting an analyte of interest in a sample using filters and microstructured surfacesRAJAGOPAL RAJ·Filed 2012·Granted Oct 18, 2016·12 cites·21 claims
- 1291US6617136B2Biological sample processing methods and compositions that include surfactants3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Sep 9, 2003·63 cites·45 claims
- 1389US9909969B2Systems and methods for detecting an analyte of interest in a sample using microstructured surfaces3M INNOVATIVE PROPERTIES CO·Filed 2016·Granted Mar 6, 2018·4 cites·9 claims
- 1488US8697374B2Antibodies to Clostridium difficile spores and uses thereofRAJAGOPAL RAJ·Filed 2009·Granted Apr 15, 2014·8 cites·3 claims
- 1588US7871827B2Methods and devices for removal of organic molecules from biological mixtures using anion exchange3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted Jan 18, 2011·16 cites·39 claims
- 1687US8685746B2Sample preparation container and methodHALVERSON KURT J·Filed 2008·Granted Apr 1, 2014·19 cites·19 claims
- 1787US8481901B2Enhanced sample processing devices, systems and methodsBEDINGHAM WILLIAM·Filed 2011·Granted Jul 9, 2013·7 cites·20 claims
- 1885US8609330B2Live Bioload detection using microparticlesRAJAGOPAL RAJ·Filed 2009·Granted Dec 17, 2013·7 cites·7 claims
- 1983US8003926B2Enhanced sample processing devices, systems and methods3M INNOVATIVE PROPERTIES CO·Filed 2008·Granted Aug 23, 2011·6 cites·25 claims
- 2082US9382570B2Live bioload detection using microparticles3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Jul 5, 2016·5 cites·19 claims
- 2182US6783838B2Coated film laminate having an ionic surface3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Aug 31, 2004·23 cites·37 claims
- 2280US6649406B1Device for propagation and storage of microorganisms3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Nov 18, 2003·25 cites·38 claims
- 2379US7347976B2Methods and devices for removal of organic molecules from biological mixtures using a hydrophilic solid support in a hydrophobic matrix3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Mar 25, 2008·22 cites·64 claims
- 2476US6756225B2Automated imaging and harvesting of colonies on thin film culture devices3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Jun 29, 2004·16 cites·12 claims
- 2574US10433787B2Self-administered tamper-evident drug detection3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted Oct 8, 2019·2 cites·20 claims
- 2667US6662830B2Sample processing device with integral electrophoresis channels3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Dec 16, 2003·5 cites·22 claims
- 2767US2011318814A1Methods, kits and systems for processing samplesKSHIRSAGAR MANJIRI T·Filed 2009·Application pending·0 cites
- 2866US10639628B2Systems and methods for sample concentration and detection3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted May 5, 2020·1 cites·22 claims
- 2964US9284593B2Live bioload detection using microparticlesRAJAGOPAL RAJ·Filed 2010·Granted Mar 15, 2016·1 cites·8 claims
- 3062US2017248503A1Methods, kits and systems for processing samples3M INNOVATIVE PROPERTIES CO·Filed 2017·Application pending·0 cites
- 3161US2015292995A1Methods, kits and systems for processing samples3M INNOVATIVE PROPERTIES CO·Filed 2015·Application pending·0 cites
- 3260US10131930B2Filtration methods and devices3M INNOVATIVE PROPERTIES CO·Filed 2016·Granted Nov 20, 2018·0 cites·20 claims
- 3359US2014335543A1Antibodies to clostridium difficile spores and uses thereof3M INNOVATIVE PROPERTIES CO·Filed 2014·Application pending·0 cites
- 3456US2008103297A1Methods and devices for removal of organic molecules from biological mixtures using a hydrophilic solid support in a hydrophobic matrix3M INNOVATIVE PROPERTIES CO·Filed 2007·Application pending·0 cites
- 3555US2014114852A1Instant clearing and settlement for payment transactionsRAJAGOPAL RAJ S·Filed 2012·Application pending·0 cites
- 3655US2011256531A1Biodetection articles3M INNOVATIVE PROPERTIES CO·Filed 2009·Application pending·0 cites
- 3754US2007160504A1Methods and devices for removal of organic molecules from biological mixtures using anion exchange3M INNOVATIVE PROPERTIES CO·Filed 2007·Application pending·0 cites
- 3851US10639629B2Systems and methods for sample concentration and detection using a separation liquid3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted May 5, 2020·0 cites·20 claims
- 3951US2011097814A1Detection devices and methodsBOMMARITO G MARCO·Filed 2008·Application pending·0 cites
- 4050US2022115092A1Machine learning quantification of target organisms using nucleic acid amplification assays3M INNOVATIVE PROPERTIES CO·Filed 2020·Application pending·0 cites
- 4149US2018305544A1Curable compositions, articles therefrom and methods of making coated substrates therewith3M INNOVATIVE PROPERTIES CO·Filed 2017·Application pending·0 cites
- 4247US2020283660A1Pressure sensitive adhesives containing active enzymes3M INNOVATIVE PROPERTIES CO·Filed 2016·Application pending·0 cites
- 4346US2004092001A1Automated imaging and harvesting of colonies on thin film culture devices3M INNOVATIVE PROPERTIES CO·Filed 2003·Application pending·0 cites
- 4446US2003017567A1Biological sample processing methods and compositions that include surfactants3M INNOVATIVE PROPERTIES CO·Filed 2001·Application pending·0 cites
- 4545US2012094281A1Articles with shell structures including a cell extractant and biodetection methods thereofRAJAGOPAL RAJ·Filed 2010·Application pending·0 cites
- 4645US2002142306A1Method of transferring molecules to a film laminate3M INNOVATIVE PROPERTIES CO·Filed 2001·Application pending·0 cites
- 4745US2012082977A1Articles with matrix comprising a cell extractant and biodetection methods thereofRAJAGOPAL RAJ·Filed 2010·Application pending·0 cites
- 4845US2012100531A1Coated substrates comprising a cell extractant and biodetection methods thereofRAJAGOPAL RAJ·Filed 2010·Application pending·0 cites
- 4944US2010260903A1Device for the qualification of cooking oils, and methodsWEI AI-PING·Filed 2008·Application pending·0 cites
- 5044US2013006068A1Method and apparatus for screening drug offenders3M INNOVATIVE PROPERTIES CO·Filed 2012·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Raj Rajagopal 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 →