Inventor
HANSEN STUART C
US19 patents
⚠️ This page may combine multiple inventors who share the name “HANSEN STUART C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AGILENT TECHNOLOGIES INC
12 patentsUS6617768B1Sep 9, 2003
Multi dynode device and hybrid detector apparatus for mass spectrometry
AGILENT TECHNOLOGIES INC49 citations96
US7312442B2Dec 25, 2007
Enhanced gradient multipole collision cell for higher duty cycle
AGILENT TECHNOLOGIES INC25 citations92
US6642516B1Nov 4, 2003
Apparatus and method of laser dissociation for mass spectrometry
AGILENT TECHNOLOGIES INC26 citations92
US6858839B1Feb 22, 2005
Ion optics for mass spectrometers
AGILENT TECHNOLOGIES INC23 citations91
US6469296B1Oct 22, 2002
Ion acceleration apparatus and method
AGILENT TECHNOLOGIES INC27 citations86
US7372042B2May 13, 2008
Lens device for introducing a second ion beam into a primary ion path
AGILENT TECHNOLOGIES INC16 citations84
US7208726B2Apr 24, 2007
Ion trap mass spectrometer with scanning delay ion extraction
AGILENT TECHNOLOGIES INC13 citations83
US7557343B2Jul 7, 2009
Segmented rod multipole as ion processing cell
AGILENT TECHNOLOGIES INC13 citations82
US7105807B2Sep 12, 2006
Multi dynode device and hybrid detector apparatus for mass spectrometry
AGILENT TECHNOLOGIES INC9 citations73
US6717135B2Apr 6, 2004
Ion mirror for time-of-flight mass spectrometer
AGILENT TECHNOLOGIES INC9 citations73
US9831078B2Nov 28, 2017
Ion source for mass spectrometers
AGILENT TECHNOLOGIES INC3 citations71
US9153427B2Oct 6, 2015
Vacuum ultraviolet photon source, ionization apparatus, and related methods
AGILENT TECHNOLOGIES INC4 citations71
HEWLETT PACKARD CO
6 patentsUS5644131AJul 1, 1997
Hyperbolic ion trap and associated methods of manufacture
HEWLETT PACKARD CO104 citations97
US4662914AMay 5, 1987
Flow-limited direct GC/MS interface
HEWLETT PACKARD CO67 citations96
US5661300AAug 26, 1997
Charged particle mirror
HEWLETT PACKARD CO22 citations92
US4960991AOct 2, 1990
Multimode ionization source
HEWLETT PACKARD CO27 citations92
US5672870ASep 30, 1997
Mass selective notch filter with quadrupole excision fields
HEWLETT PACKARD CO25 citations91
US5030826AJul 9, 1991
Single port thermospray ion source with coaxial vapor flow
HEWLETT PACKARD CO13 citations73