Inventor · disambiguated record
Edward William Sheehan
Also filed as: SHEEHAN EDWARD W · SHEEHAN EDWARD WILLIAM
26 granted patents·1,643 citations·filing 1996–2014
98Inventor score
Files withCHEM SPACE ASSOCIATES INC6SCIENCE APPLIC INT CORP2SHEEHAN EDWARD WILLIAM2WILLOUGHBY ROSS C2WILLOUGHBY ROSS CLARK2
Top patents by PatentIndex Score
26 records- 0198US7960711B1Field-free electrospray nebulizerCHEM SPACE ASSOCIATES INC·Filed 2008·Granted Jun 14, 2011·86 cites·22 claims
- 0298US7569812B1Remote reagent ion generatorSCIENCE APPLIC INT CORP·Filed 2006·Granted Aug 4, 2009·88 cites·20 claims
- 0398US7253406B1Remote reagent chemical ionization sourceCHEM SPACE ASSOCIATES INC·Filed 2006·Granted Aug 7, 2007·89 cites·23 claims
- 0498US7095019B1Remote reagent chemical ionization sourceCHEM SPACE ASSOCIATES INC·Filed 2005·Granted Aug 22, 2006·108 cites·40 claims
- 0598US6943347B1Laminated tube for the transport of charged particles contained in a gaseous mediumFiled 2003·Granted Sep 13, 2005·134 cites·21 claims
- 0698US6784424B1Apparatus and method for focusing and selecting ions and charged particles at or near atmospheric pressureFiled 2002·Granted Aug 31, 2004·118 cites·27 claims
- 0797US6914243B2Ion enrichment aperture arraysFiled 2004·Granted Jul 5, 2005·76 cites·28 claims
- 0897US6888132B1Remote reagent chemical ionization sourceFiled 2003·Granted May 3, 2005·93 cites·20 claims
- 0997US6818889B1Laminated lens for focusing ions from atmospheric pressureFiled 2003·Granted Nov 16, 2004·92 cites·30 claims
- 1097US6744041B2Apparatus and method for focusing ions and charged particles at atmospheric pressureFiled 2001·Granted Jun 1, 2004·103 cites·3 claims
- 1195US8008617B1Ion transfer deviceSCIENCE APPLIC INT CORP·Filed 2008·Granted Aug 30, 2011·27 cites·40 claims
- 1295US7816646B1Laser desorption ion sourceCHEM SPACE ASSOCIATES INC·Filed 2008·Granted Oct 19, 2010·23 cites·20 claims
- 1395US7060976B2Ion enrichment aperture arraysCHEM SPACE ASSOCIATES·Filed 2005·Granted Jun 13, 2006·27 cites·21 claims
- 1495US6949740B1Laminated lens for introducing gas-phase ions into the vacuum systems of mass spectrometersSHEEHAN EDWARD WILLIAM·Filed 2003·Granted Sep 27, 2005·89 cites·19 claims
- 1595US6781117B1Efficient direct current collision and reaction cellFiled 2003·Granted Aug 24, 2004·65 cites·18 claims
- 1694US9299553B2Atmospheric pressure ion source for mass spectrometryPERKINELMER HEALTH SCI INC·Filed 2014·Granted Mar 29, 2016·11 cites·9 claims
- 1794US7081621B1Laminated lens for focusing ions from atmospheric pressureWILLOUGHBY ROSS CLARK·Filed 2004·Granted Jul 25, 2006·67 cites·20 claims
- 1892US7375319B1Laser desorption ion sourceWILLOUGHBY ROSS C·Filed 2006·Granted May 20, 2008·17 cites·20 claims
- 1992US6278111B1Electrospray for chemical analysisWATERS INVESTMENTS LTD·Filed 1998·Granted Aug 21, 2001·86 cites·21 claims
- 2091US7312444B1Atmosperic pressure quadrupole analyzerCHEM SPACE ASSOCIATES INC·Filed 2005·Granted Dec 25, 2007·41 cites·20 claims
- 2190US8723110B2Atmospheric pressure ion source for mass spectrometryWHITEHOUSE CRAIG M·Filed 2011·Granted May 13, 2014·7 cites·6 claims
- 2290US5838002AMethod and apparatus for improved electrospray analysisCHEM SPACE ASSOCIATES INC·Filed 1996·Granted Nov 17, 1998·70 cites·33 claims
- 2389US6878930B1Ion and charged particle source for production of thin filmsFiled 2004·Granted Apr 12, 2005·89 cites·36 claims
- 2488US7087898B2Laser desorption ion sourceWILLOUGHBY ROSS C·Filed 2004·Granted Aug 8, 2006·30 cites·13 claims
- 2576US8178833B2High-flow tube for sampling ions from an atmospheric pressure ion sourceWILLOUGHBY ROSS CLARK·Filed 2008·Granted May 15, 2012·4 cites·20 claims
- 2674US8258470B2Radio frequency lens for introducing ions into a quadrupole mass analyzerSHEEHAN EDWARD WILLIAM·Filed 2009·Granted Sep 4, 2012·3 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →