Inventor · disambiguated record
Ara Chutjian
Also filed as: CHUTJIAN ARA · CHUTJIAN ARA N
29 granted patents·805 citations·filing 1977–2016
97Inventor score
Top patents by PatentIndex Score
29 records- 0197US5726448ARotating field mass and velocity analyzerCALIFORNIA INST OF TECHN·Filed 1997·Granted Mar 10, 1998·130 cites·24 claims
- 0293US5596193AMiniature quadrupole mass spectrometer arrayCALIFORNIA INST OF TECHN·Filed 1995·Granted Jan 21, 1997·82 cites·23 claims
- 0393US4933551AReversal electron attachment ionizer for detection of trace speciesNASA·Filed 1989·Granted Jun 12, 1990·60 cites·5 claims
- 0491US6281494B1Miniature micromachined quadrupole mass spectrometer array and method of making the sameCALIFORNIA INST OF TECHN·Filed 2000·Granted Aug 28, 2001·39 cites·12 claims
- 0591US6049052AMiniature micromachined quadrupole mass spectrometer array and method of making the sameCALIFORNIA INST OF TECHN·Filed 1999·Granted Apr 11, 2000·58 cites·92 claims
- 0690US6157029AMiniature micromachined quadrupole mass spectrometer array and method of making the sameCALIFORNIA INST OF TECHN·Filed 1998·Granted Dec 5, 2000·58 cites·62 claims
- 0789US6188067B1Miniature micromachined quadrupole mass spectrometer array and method of making the sameCALIFORNIA INST OF TECHN·Filed 1999·Granted Feb 13, 2001·54 cites·13 claims
- 0887US6521898B2High-efficiency electron ionizer for a mass spectrometer arrayCALIFORNIA INST OF TECHN·Filed 2001·Granted Feb 18, 2003·22 cites·27 claims
- 0986US7772550B2Electronic drive and acquisition system for mass spectrometryCALIFORNIA INST OF TECHN·Filed 2007·Granted Aug 10, 2010·15 cites·17 claims
- 1086US7332345B2Chemical sensor systemCALIFORNIA INST OF TECHN·Filed 2002·Granted Feb 19, 2008·30 cites·33 claims
- 1184US6469299B2Miniature micromachined quadrupole mass spectrometer array and method of making the sameCALIFORNIA INST OF TECHN·Filed 2001·Granted Oct 22, 2002·17 cites·7 claims
- 1282US6262416B1Miniature micromachined quadrupole mass spectrometer array and method of making the sameCALIFORNIA INST OF TECHN·Filed 2000·Granted Jul 17, 2001·39 cites·20 claims
- 1380US10580636B2Ultrahigh resolution mass spectrometry using an electrostatic ion bottle with coupling to a quadrupole ion trapCALIFORNIA INST OF TECHN·Filed 2016·Granted Mar 3, 2020·3 cites·20 claims
- 1479US4649278AGeneration of intense negative ion beamsNASA·Filed 1985·Granted Mar 10, 1987·29 cites·12 claims
- 1576US5719393AMiniature quadrupole mass spectrometer arrayCALIFORNIA INST OF TECHN·Filed 1996·Granted Feb 17, 1998·26 cites·33 claims
- 1670US5374828AElectron reversal ionizer for detection of trace species using a spherical cathodeUS ARMY·Filed 1993·Granted Dec 20, 1994·21 cites·3 claims
- 1769US6434031B2Driving a quadrupole mass spectrometer via an isolating stageCALIFORNIA INST OF TECHN·Filed 2001·Granted Aug 13, 2002·6 cites·6 claims
- 1869US4649273AVariable energy, high flux, ground-state atomic oxygen sourceNASA·Filed 1986·Granted Mar 10, 1987·29 cites·36 claims
- 1967US6271527B1High-efficiency electron ionizer for a mass spectrometer arrayCALIFORNIA INST OF TECHN·Filed 2000·Granted Aug 7, 2001·5 cites·4 claims
- 2057US4158775AHigh resolution threshold photoelectron spectroscopy by electron attachmentNASA·Filed 1977·Granted Jun 19, 1979·15 cites·10 claims
- 2153US5256874AGridded electron reversal ionizerCALIFORNIA INST OF TECHN·Filed 1992·Granted Oct 26, 1993·10 cites·10 claims
- 2251US4902647ASurface modification using low energy ground state ion beamsUS OF AMERICAN AS REPRESENTED·Filed 1988·Granted Feb 20, 1990·17 cites·14 claims
- 2351US4600840ADouble photon excitation of high-rydberg atoms as a long-lived submillimeter detectorNASA·Filed 1985·Granted Jul 15, 1986·12 cites·13 claims
- 2447US6205043B1Power supply with air core transformer and seperated power supplies for high dynamic rangeCALIFORNIA INST OF TECHN·Filed 1999·Granted Mar 20, 2001·12 cites·6 claims
- 2546US6583702B2Quadrupole mass spectrometer driver with higher signal levelsCALIFORNIA INST OF TECHN·Filed 2002·Granted Jun 24, 2003·5 cites·3 claims
- 2646US6072182AHigh-efficiency electron ionizer for a mass spectrometer arrayCALIFORNIA INST OF TECHN·Filed 1998·Granted Jun 6, 2000·5 cites·19 claims
- 2737US8116981B2Detector using mass spectroscopy for characterization of biological communityCHUTJIAN ARA·Filed 2003·Granted Feb 14, 2012·0 cites·13 claims
- 2834US5670378AMethod for trace oxygen detectionUS ARMY·Filed 1995·Granted Sep 23, 1997·5 cites·12 claims
- 2931US4818868ATrochoidal analysis of scattered electrons in a merged electron-ion beam geometryNASA·Filed 1988·Granted Apr 4, 1989·1 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →