Inventor
FEITISCH ALFRED
US42 patents
⚠️ This page may combine multiple inventors who share the name “FEITISCH ALFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SPECTRASENSORS INC
28 patentsUS7704301B2Apr 27, 2010
Reactive gas detection in complex backgrounds
SPECTRASENSORS INC56 citations98
US7819946B2Oct 26, 2010
Reactive gas detection in complex backgrounds
SPECTRASENSORS INC15 citations92
US8358417B2Jan 22, 2013
Spectrometer with validation cell
SPECTRASENSORS INC22 citations91
US7508521B2Mar 24, 2009
Pressure-invariant trace gas detection
SPECTRASENSORS INC21 citations89
US7586094B2Sep 8, 2009
Background compensation by multiple-peak measurements for absorption spectroscopy-based gas sensing
SPECTRASENSORS INC17 citations84
US10643008B2May 5, 2020
Target analyte detection and quantification in sample gases with complex background compositions
SPECTRASENSORS INC9 citations83
US9711937B2Jul 18, 2017
Semiconductor laser mounting with intact diffusion barrier layer
SPECTRASENSORS INC5 citations83
US9518866B2Dec 13, 2016
Spectrometer with variable beam power and shape
SPECTRASENSORS INC9 citations81
US9696204B2Jul 4, 2017
Determination and correction of frequency registration deviations for quantitative spectroscopy
SPECTRASENSORS INC9 citations79
US10224693B2Mar 5, 2019
Semiconductor laser mounting with intact diffusion barrier layer
SPECTRASENSORS INC1 citations72
US10488258B2Nov 26, 2019
Optical reflectors for spectrometer gas cells
SPECTRASENSORS INC6 citations71
US10309828B2Jun 4, 2019
Spectrometer with active beam steering
SPECTRASENSORS INC2 citations71
US9816860B2Nov 14, 2017
Spectrometer with active beam steering
SPECTRASENSORS INC5 citations71
US9618391B2Apr 11, 2017
Collisional broadening compensation using real or near-real time validation in spectroscopic analyzers
SPECTRASENSORS INC5 citations71
US9360415B2Jun 7, 2016
Dynamic reconstruction of a calibration state of an absorption spectrometer
SPECTRASENSORS INC6 citations71
US11953427B2Apr 9, 2024
Reconstruction of frequency registration for quantitative spectroscopy
SPECTRASENSORS INC2 citations70
US10620045B2Apr 14, 2020
Spectrometer with active beam steering
SPECTRASENSORS INC4 citations69
US10746655B2Aug 18, 2020
Optical absorbance measurements with self-calibration and extended dynamic range
SPECTRASENSORS INC1 citations63
US9109951B2Aug 18, 2015
Reduced volume spectroscopic sample cell
SPECTRASENSORS INC2 citations60
US7829046B2Nov 9, 2010
Scrubber for reactive gases
SPECTRASENSORS INC4 citations60
US10180353B2Jan 15, 2019
Determination and correction of frequency registration deviations for quantitative spectroscopy
SPECTRASENSORS INC1 citations58
US10024788B2Jul 17, 2018
Spectrometer with random beam profiles
SPECTRASENSORS INC1 citations51
US9646949B2May 9, 2017
Solderless mounting for semiconductor lasers
SPECTRASENSORS INC0 citations51
US10156513B2Dec 18, 2018
Reduced volume spectroscopic sample cell
SPECTRASENSORS INC0 citations50
US8355124B2Jan 15, 2013
Energy meter for mixed streams of combustible compounds
SPECTRASENSORS INC0 citations50
US10072980B2Sep 11, 2018
Spectrometer with variable beam power and shape
SPECTRASENSORS INC0 citations49
US10073028B2Sep 11, 2018
Spectrometer optical head assembly
SPECTRASENSORS INC0 citations49
US11079324B2Aug 3, 2021
Spectrometer with wide-scan tunable diode laser
SPECTRASENSORS INC0 citations47
FEITISCH ALFRED
5 patentsUS8953165B2Feb 10, 2015
Validation and correction of spectrometer performance using a validation cell
FEITISCH ALFRED15 citations90
US8064052B2Nov 22, 2011
Energy meter for mixed streams of combustible compounds
FEITISCH ALFRED38 citations90
US9166130B2Oct 20, 2015
Solderless mounting for semiconductor lasers
FEITISCH ALFRED10 citations82
US9166364B2Oct 20, 2015
Semiconductor laser mounting with intact diffusion barrier layer
FEITISCH ALFRED9 citations82
US8976358B2Mar 10, 2015
Collisional broadening compensation using real or near-real time validation in spectroscopic analyzers
FEITISCH ALFRED8 citations81
ZHOU XIN
3 patentsUS8152900B2Apr 10, 2012
Reactive gas detection in complex backgrounds
ZHOU XIN17 citations92
US9846117B2Dec 19, 2017
Optical absorbance measurements with self-calibration and extended dynamic range
ZHOU XIN8 citations84
US8500849B2Aug 6, 2013
Reactive gas detection in complex backgrounds
ZHOU XIN9 citations84