Inventor · disambiguated record
Frank Londry
Also filed as: LONDRY FRANK · LONDRY FRANK A
14 granted patents·2 pending applications·325 citations·filing 1993–2016
93Inventor score
Technology areasH01J
Top patents by PatentIndex Score
16 records- 0196US7227130B2Method for providing barrier fields at the entrance and exit end of a mass spectrometerAPPLERA CORP·Filed 2005·Granted Jun 5, 2007·31 cites·2 claims
- 0294US7365319B2Method for providing barrier fields at the entrance and exit end of a mass spectrometerMDS INC·Filed 2006·Granted Apr 29, 2008·21 cites·2 claims
- 0394US5397894AMethod of high mass resolution scanning of an ion trap mass spectrometerVARIAN ASSOCIATES·Filed 1993·Granted Mar 14, 1995·130 cites·17 claims
- 0493US7084398B2Method and apparatus for selective axial ejectionSCIEX DIVISION OF MDS INC·Filed 2005·Granted Aug 1, 2006·33 cites·28 claims
- 0592US8766170B2Method of operating tandem ion trapsGUNA MIRCEA·Filed 2009·Granted Jul 1, 2014·19 cites·19 claims
- 0691US9472387B2Systems and methods for identifying precursor ions from product ions using arbitrary transmission windowingDH TECHNOLOGIES DEV PTE LTD·Filed 2016·Granted Oct 18, 2016·7 cites·9 claims
- 0789US10068753B2Systems and methods for identifying precursor ions from product ions using arbitrary transmission windowingDH TECHNOLOGIES DEV PTE LTD·Filed 2014·Granted Sep 4, 2018·8 cites·17 claims
- 0887US6815673B2Use of notched broadband waveforms in a linear ion trapMDS INC·Filed 2002·Granted Nov 9, 2004·47 cites·14 claims
- 0979US7709785B2Method and apparatus for mass selective axial transport using quadrupolar DCMDS INC·Filed 2006·Granted May 4, 2010·5 cites·18 claims
- 1078US8008618B2Multipole ion guide for providing an axial electric field whose strength increases with radial position, and a method of operating a multipole ion guide having such an axial electric fieldLONDRY FRANK·Filed 2009·Granted Aug 30, 2011·7 cites·30 claims
- 1178US7019290B2System and method for modifying the fringing fields of a radio frequency multipoleMDS INC·Filed 2003·Granted Mar 28, 2006·13 cites·46 claims
- 1265US7541579B2Linear quadrupoles with added hexapole fields and method of building and operating sameUNIV BRITISH COLUMBIA·Filed 2007·Granted Jun 2, 2009·2 cites·58 claims
- 1354US9768009B2Systems and methods for arbitrary quadrupole transmission windowingDH TECHNOLOGIES DEV PTE LTD·Filed 2014·Granted Sep 19, 2017·0 cites·20 claims
- 1439US2013299693A1Tandem mass spectrometry using composite waveformsXIA YU·Filed 2011·Application pending·0 cites
- 1533US2017336356A1Methods and systems for cross-talk elimination in continuous beam mobility-based spectrometersDH TECHNOLOGIES DEV PTE LTD·Filed 2015·Application pending·0 cites
- 1627US5378891AMethod for selective collisional dissociation using border effect excitation with prior cooling time controlVARIAN ASSOCIATES·Filed 1993·Granted Jan 3, 1995·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →