Inventor · disambiguated record
J. Michael Ramsey
Also filed as: RAMSEY J M · RAMSEY J MICHAEL
40 granted patents·15 pending applications·6,038 citations·filing 1993–2018
99Inventor score
Files withUT BATTELLE LLC25LOCKHEED MARTIN ENERGY RES COR7UNIV NORTH CAROLINA2UNIV NORTH CAROLINA CHAPEL HILL2JACOBSON STEPHEN C1
Top patents by PatentIndex Score
55 records- 0199US6790328B2Microfluidic device and method for focusing, segmenting, and dispensing of a fluid streamUT BATTELLE LLC·Filed 2001·Granted Sep 14, 2004·252 cites·12 claims
- 0299US6524456B1Microfluidic devices for the controlled manipulation of small volumesUT BATTELLE LLC·Filed 1999·Granted Feb 25, 2003·754 cites·55 claims
- 0399US6062261AMicrofluIdic circuit designs for performing electrokinetic manipulations that reduce the number of voltage sources and fluid reservoirsLOCKHEED MARTIN ENERGY RES COR·Filed 1998·Granted May 16, 2000·266 cites·22 claims
- 0499US6033546AApparatus and method for performing microfluidic manipulations for chemical analysis and synthesisLOCKHEED MARTIN ENERGY RES COR·Filed 1998·Granted Mar 7, 2000·538 cites·112 claims
- 0599US6010607AApparatus and method for performing microfluidic manipulations for chemical analysis and synthesisLOCKHEED MARTIN ENERGY RES COR·Filed 1998·Granted Jan 4, 2000·476 cites·63 claims
- 0699US6010608AApparatus and method for performing microfluidic manipulations for chemical analysis and synthesisLOCKHEED MARTIN ENERGY RES COR·Filed 1998·Granted Jan 4, 2000·274 cites·39 claims
- 0799US6001229AApparatus and method for performing microfluidic manipulations for chemical analysisLOCKHEED MARTIN ENERGY SYS INC·Filed 1994·Granted Dec 14, 1999·469 cites·19 claims
- 0899US5858195AApparatus and method for performing microfluidic manipulations for chemical analysis and synthesisLOCKHEED MARTIN ENERGY RES COR·Filed 1995·Granted Jan 12, 1999·692 cites·25 claims
- 0998US6120666AMicrofabricated device and method for multiplexed electrokinetic focusing of fluid streams and a transport cytometry method using sameUT BATTELLE LLC·Filed 1998·Granted Sep 19, 2000·355 cites·23 claims
- 1097US7422669B2Microfluidic device and method for focusing, segmenting, and dispensing of a fluid streamUT BATTELLE LLC·Filed 2004·Granted Sep 9, 2008·133 cites·19 claims
- 1197US6213151B1Microfluidic circuit designs for performing fluidic manipulations that reduce the number of pumping sources and fluid reservoirsUT BATTELLE LLC·Filed 2000·Granted Apr 10, 2001·238 cites·42 claims
- 1297US6110343AMaterial transport method and apparatusLOCKHEED MARTIN ENERGY RES COR·Filed 1996·Granted Aug 29, 2000·321 cites·38 claims
- 1396US7238268B2Microfluidic devices for the controlled manipulation of small volumesUT BATTELLE LLC·Filed 2003·Granted Jul 3, 2007·102 cites·86 claims
- 1496US6231737B1Material transport method and apparatusUT BATTELLE LLC·Filed 1999·Granted May 15, 2001·126 cites·10 claims
- 1595US6685809B1Methods for forming small-volume electrical contacts and material manipulations with fluidic microchannelsUT BATTELLE LLC·Filed 1999·Granted Feb 3, 2004·99 cites·46 claims
- 1693US6342142B1Apparatus and method for performing microfluidic manipulations for chemical analysisUT BATTELLE LLC·Filed 1999·Granted Jan 29, 2002·155 cites·59 claims
- 1792US6933498B1Ion trap array-based systems and methods for chemical analysisUT BATTELLE LLC·Filed 2004·Granted Aug 23, 2005·49 cites·15 claims
- 1891US6783647B2Microfluidic systems and methods of transport and lysis of cells and analysis of cell lysateUT BATTELLE LLC·Filed 2001·Granted Aug 31, 2004·113 cites·43 claims
- 1991US6475363B1Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesisUT BATTELLE LLC·Filed 2000·Granted Nov 5, 2002·47 cites·31 claims
- 2091US6376181B2Method for analyzing nucleic acids by means of a substrate having a microchannel structure containing immobilized nucleic acid probesUT BATTELLE LLC·Filed 1999·Granted Apr 23, 2002·85 cites·9 claims
- 2190US8878127B2Miniature charged particle trap with elongated trapping region for mass spectrometryUNIV NORTH CAROLINA OF CHAPEL HILL·Filed 2013·Granted Nov 4, 2014·13 cites·28 claims
- 2288US6469298B1Microscale ion trap mass spectrometerUT BATTELLE LLC·Filed 1999·Granted Oct 22, 2002·76 cites·10 claims
- 2387US6822225B2Pulsed discharge ionization source for miniature ion mobility spectrometersUT BATTELLE LLC·Filed 2002·Granted Nov 23, 2004·34 cites·16 claims
- 2487US6660480B2Method for analyzing nucleic acids by means of a substrate having a microchannel structure containing immobilized nucleic acid probesUT BATTELLE LLC·Filed 2002·Granted Dec 9, 2003·51 cites·26 claims
- 2587US6035914ACounterfeit-resistant materials and a method and apparatus for authenticating materialsMARTIN MARIETTA ENERGY SYSTEMS·Filed 1993·Granted Mar 14, 2000·61 cites·7 claims
- 2686US6246061B1Counterfeit-resistant materials and a method and apparatus for authenticating materialsUT BATTELLE LLC·Filed 1999·Granted Jun 12, 2001·58 cites·6 claims
- 2784US8268633B2Microfluidic devices for the controlled manipulation of small volumesRAMSEY J MICHAEL·Filed 2007·Granted Sep 18, 2012·12 cites·3 claims
- 2882US6129854ALow temperature material bonding techniqueUT BATTELLE LLC·Filed 1998·Granted Oct 10, 2000·47 cites·22 claims
- 2980US7727363B2Microfluidic device and methods for focusing fluid streams using electroosmotically induced pressuresUT BATTELLE LLC·Filed 2005·Granted Jun 1, 2010·10 cites·6 claims
- 3079US7419575B2Microfluidic systems and methods for transport and lysis of cells and analysis of cell lysateUT BATTELLE LLC·Filed 2004·Granted Sep 2, 2008·29 cites·1 claims
- 3176US6056859AMethod and apparatus for staining immobilized nucleic acidsLOCKHEED MARTIN ENERGY RES COR·Filed 1997·Granted May 2, 2000·52 cites·41 claims
- 3270US6428896B1Low temperature material bonding techniqueUT BATTELLE LLC·Filed 1998·Granted Aug 6, 2002·29 cites·27 claims
- 3365US11158496B2Miniature charged particle trap with elongated trapping region for mass spectrometryUNIV NORTH CAROLINA CHAPEL HILL·Filed 2018·Granted Oct 26, 2021·0 cites·31 claims
- 3465US6346305B1Low temperature material bonding techniqueUT BATTELLE LLC·Filed 1998·Granted Feb 12, 2002·22 cites·27 claims
- 3560US10141178B2Miniature charged particle trap with elongated trapping region for mass spectrometryUNIV NORTH CAROLINA CHAPEL HILL·Filed 2017·Granted Nov 27, 2018·0 cites·34 claims
- 3660US9252005B2Miniature charged particle trap with elongated trapping region for mass spectrometryUNIV NORTH CAROLINA·Filed 2014·Granted Feb 2, 2016·0 cites·28 claims
- 3759US2016141168A1Miniature charged particle trap with elongated trapping region for mass spectrometryUNIV NORTH CAROLINA·Filed 2015·Application pending·0 cites
- 3855US7931790B2Methods for forming small-volume electrical contacts and material manipulations with fluidic microchannelsUT BATTELLE LLC·Filed 2007·Granted Apr 26, 2011·0 cites·6 claims
- 3955US7909973B2Methods for forming small-volume electrical contacts and material manipulations with fluidic microchannelsUT BATTELLE LLC·Filed 2007·Granted Mar 22, 2011·0 cites·10 claims
- 4054US2004007464A1Apparatus and method for performing microfluidic manipulations for chemical analysisFiled 2003·Application pending·0 cites
- 4153US2003205470A1Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesisFiled 2003·Application pending·0 cites
- 4253US2003226755A1Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesisFiled 2003·Application pending·0 cites
- 4352US2003226753A1Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesisFiled 2003·Application pending·0 cites
- 4452US2004009517A1Apparatus and method for performing microfluidic manipulations for chemical analysisFiled 2003·Application pending·0 cites
- 4552US2004137445A1Apparatus and method for performing microfluidic manipulations for chemical analysisFiled 2003·Application pending·0 cites
- 4652US2003205469A1Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesisFiled 2003·Application pending·0 cites
- 4749US2002008030A1Apparatus and method for performing microfluidic manipulations for chemical analysisFiled 2001·Application pending·0 cites
- 4848US8083915B2Methods for forming small-volume electrical contacts and material manipulations with fluid microchannelsJACOBSON STEPHEN C·Filed 2007·Granted Dec 27, 2011·0 cites·13 claims
- 4948US2003150733A1Apparatus and method for performing microfluidic manipulations for chemical analysis and sysnthesisFiled 2002·Application pending·0 cites
- 5046US7297243B2Methods for forming small-volume electrical contacts and material manipulations with fluidic microchannelsUT BATTELLE LLC·Filed 2003·Granted Nov 20, 2007·0 cites·22 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →