Inventor
REITZ RICHARD E
US80 patents
⚠️ This page may combine multiple inventors who share the name “REITZ RICHARD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QUEST DIAGNOSTICS INVEST INC
35 patentsUS9244084B2Jan 26, 2016
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC24 citations98
US8574915B2Nov 5, 2013
Thyroglobulin quantitation by mass spectrometry
QUEST DIAGNOSTICS INVEST INC52 citations98
US7745226B2Jun 29, 2010
Methods for detecting vitamin D metabolites
QUEST DIAGNOSTICS INVEST INC55 citations98
US7348137B2Mar 25, 2008
Determination of testosterone by mass spectrometry
QUEST DIAGNOSTICS INVEST INC77 citations98
US6977143B1Dec 20, 2005
Determination of testosterone by mass spectrometry
QUEST DIAGNOSTICS INVEST INC95 citations98
US7972868B2Jul 5, 2011
Methods for detecting dihydroxyvitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC43 citations97
US9529004B2Dec 27, 2016
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC20 citations96
US8936943B2Jan 20, 2015
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC24 citations96
US11579154B2Feb 14, 2023
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC9 citations94
US10935558B2Mar 2, 2021
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC11 citations94
US10267810B2Apr 23, 2019
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC17 citations94
US10191064B2Jan 29, 2019
Thyroglobulin quantitation by mass spectroscopy
QUEST DIAGNOSTICS INVEST INC19 citations94
US9915663B2Mar 13, 2018
Thyroglobulin quantitation by mass spectroscopy
QUEST DIAGNOSTICS INVEST INC26 citations94
US9880180B2Jan 30, 2018
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC18 citations94
US9580740B2Feb 28, 2017
Thyroglobulin quantitation by mass spectroscopy
QUEST DIAGNOSTICS INVEST INC22 citations94
US9535077B2Jan 3, 2017
Vitamin D metabolite determination utilizing mass spectrometry following derivatization
QUEST DIAGNOSTICS INVEST INC20 citations93
US11650216B2May 16, 2023
Methods for detecting dihydroxyvitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC10 citations92
US9046531B2Jun 2, 2015
Thyroglobulin quantitation by mass spectrometry
QUEST DIAGNOSTICS INVEST INC23 citations92
US9012394B2Apr 21, 2015
Thyroglobulin quantitation by mass spectroscopy
QUEST DIAGNOSTICS INVEST INC23 citations92
US8030084B2Oct 4, 2011
Thyroglobulin quantitation by mass spectrometry
QUEST DIAGNOSTICS INVEST INC24 citations92
US7972867B2Jul 5, 2011
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC42 citations92
US11921122B2Mar 5, 2024
Methods for detecting vitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC3 citations86
US9678087B2Jun 13, 2017
Methods for detecting estrone by mass spectrometry
QUEST DIAGNOSTICS INVEST INC4 citations84
US9063119B2Jun 23, 2015
Methods for detecting vitamin C by mass spectrometry
QUEST DIAGNOSTICS INVEST INC4 citations84
US8759754B2Jun 24, 2014
Methods for detecting vitamin C by mass spectrometry
QUEST DIAGNOSTICS INVEST INC5 citations84
US8569689B2Oct 29, 2013
Methods for detecting vitamin C by mass spectrometry
QUEST DIAGNOSTICS INVEST INC7 citations84
US8563922B2Oct 22, 2013
Methods for detecting dihydrotestosterone by mass spectrometry
QUEST DIAGNOSTICS INVEST INC8 citations84
US7893399B2Feb 22, 2011
Methods for detecting dehydroepiandrosterone by mass spectrometry
QUEST DIAGNOSTICS INVEST INC11 citations84
US10948503B2Mar 16, 2021
Lipoprotein analysis by differential charged-particle mobility
QUEST DIAGNOSTICS INVEST INC3 citations83
US9791464B2Oct 17, 2017
Lipoprotein analysis by differential charged-particle mobility
QUEST DIAGNOSTICS INVEST INC4 citations83
US9583322B2Feb 28, 2017
Kisspeptin-54 detection by tandem mass spectrometry
QUEST DIAGNOSTICS INVEST INC4 citations83
US9046539B2Jun 2, 2015
Lipoprotein analysis by differential charged-particle mobility
QUEST DIAGNOSTICS INVEST INC4 citations83
US10648989B2May 12, 2020
Quantitation of insulin-like growth factor-I and insulin-like growth factor-II with high-resolution mass spectrometry
QUEST DIAGNOSTICS INVEST INC6 citations82
US12066446B2Aug 20, 2024
Methods for detecting dihydroxyvitamin D metabolites by mass spectrometry
QUEST DIAGNOSTICS INVEST INC3 citations73
US11280798B2Mar 22, 2022
Methods for detecting estrone by mass spectrometry
QUEST DIAGNOSTICS INVEST INC1 citations73
HOLMQUIST BRETT
4 patentsUS8173442B2May 8, 2012
Methods for detecting dihydroxyvitamin D metabolites by mass spectrometry
HOLMQUIST BRETT40 citations96
US8076157B2Dec 13, 2011
Vitamin D metabolite determination utilizing mass spectrometry following derivatization
HOLMQUIST BRETT31 citations96
US9625477B2Apr 18, 2017
Vitamin D metabolite determination utilizing mass spectrometry following derivatization
HOLMQUIST BRETT3 citations84
US8389292B2Mar 5, 2013
Methods for detecting dihydroxyvitamin D metabolites by mass spectrometry
HOLMQUIST BRETT5 citations83
CAULFIELD MICHAEL P
3 patentsUS8247235B2Aug 21, 2012
Lipoprotein analysis by differential charged-particle mobility
CAULFIELD MICHAEL P13 citations91
US8409862B2Apr 2, 2013
Determination of testosterone by mass spectrometry
CAULFIELD MICHAEL P6 citations83
US8709818B2Apr 29, 2014
Lipoprotein analysis by differential charged-particle mobility
CAULFIELD MICHAEL P4 citations82
CLARKE NIGEL
2 patentsQUEST DIAGNOSTICS INVEST INCORPRATED
1 patentZHANG YANNI
1 patentGHOSHAL AMIT
1 patentQUEST DIAGNOSTICS INVEST LLC
1 patentBYSTROM CORY E
1 patentGOLDMAN MILDRED M
1 patentShowing the top 50 of 80 patents by PatentIndex Score.