BH

Brett Holmquist

QI Quest Diagnostics Investments: 38 patents #4 of 229Top 2%
LH Laboratory Corporation Of America Holdings: 4 patents #26 of 163Top 20%
📍 Thousand Oaks, CA: #37 of 1,766 inventorsTop 3%
🗺 California: #10,539 of 386,348 inventorsTop 3%
Overall (All Time): #72,030 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
12352756 Methods and systems for detecting prostaglandins by LC-MS/MS Mary Katherine Morr Kelemen 2025-07-08
12287346 Methods for detecting vitamin D metabolites by mass spectrometry Nigel J. Clarke, Gloria Kwang-Ja Lee, Richard E. Reitz 2025-04-29
12282032 Vitamin D metabolite determination utilizing mass spectrometry following derivatization Nigel J. Clarke, Richard E. Reitz 2025-04-22
12105083 Methods for detecting antibodies by surface plasmon resonance Mary Katherine Morr Kelemen 2024-10-01
12066446 Methods for detecting dihydroxyvitamin D metabolites by mass spectrometry Nigel J. Clarke, Anne Caston, Richard E. Reitz 2024-08-20
12025619 Methods and systems for detecting prostaglandins by LC-MS/MS Mary Katherine Morr Kelemen 2024-07-02
11921122 Methods for detecting vitamin D metabolites by mass spectrometry Nigel J. Clarke, Gloria Kwang-Ja Lee, Richard E. Reitz 2024-03-05
11885820 Vitamin D metabolite determination utilizing mass spectrometry following derivatization Nigel J. Clarke, Richard E. Reitz 2024-01-30
11852636 Mass spectrometric determination of non-derivatized, non-metabolized vitamin D Nigel J. Clarke 2023-12-26
11808773 Mass spectrometry of steroidal compounds in multiplexed patient samples Nigel J. Clarke 2023-11-07
11650216 Methods for detecting dihydroxyvitamin D metabolites by mass spectrometry Nigel J. Clarke, Anne Caston, Richard E. Reitz 2023-05-16
11579154 Methods for detecting vitamin D metabolites by mass spectrometry Nigel J. Clarke, Gloria Kwang-Ja Lee, Richard E. Reitz 2023-02-14
11549954 Mass spectrometric determination of non-derivatized, non-metabolized vitamin D Nigel J. Clarke 2023-01-10
11536733 Methods and systems for the detection of 11-oxo androgens by LC-MS/MS Donald Walt Chandler, Russell Philip Grant, William J. Curtin 2022-12-27
11280799 Mass spectrometric determination of non-derivatized, non-metabolized vitamin D Nigel J. Clarke 2022-03-22
11105821 Vitamin D metabolite determination utilizing mass spectrometry following derivatization Nigel J. Clarke, Richard E. Reitz 2021-08-31
10955424 Mass spectrometry of steroidal compounds in multiplexed patient samples Nigel J. Clarke 2021-03-23
10935558 Methods for detecting vitamin D metabolites by mass spectrometry Nigel J. Clarke, Gloria Kwang-Ja Lee, Richard E. Reitz 2021-03-02
10753950 Mass spectrometric determination of non-derivatized, non-metabolized vitamin D Nigel J. Clarke 2020-08-25
10429398 Vitamin D metabolite determination utilizing mass spectrometry following derivatization Nigel J. Clarke, Richard E. Reitz 2019-10-01
10267810 Methods for detecting vitamin D metabolites by mass spectrometry Nigel J. Clarke, Gloria Kwang-Ja Lee, Richard E. Reitz 2019-04-23
9880180 Methods for detecting vitamin D metabolites by mass spectrometry Nigel J. Clarke, Gloria Kwang-Ja Lee, Richard E. Reitz 2018-01-30
9625477 Vitamin D metabolite determination utilizing mass spectrometry following derivatization Nigel J. Clarke, Richard E. Reitz 2017-04-18
9535077 Vitamin D metabolite determination utilizing mass spectrometry following derivatization Nigel J. Clarke, Richard E. Reitz 2017-01-03
9529004 Methods for detecting vitamin D metabolites by mass spectrometry Nigel J. Clarke, Gloria Kwang-Ja Lee, Richard E. Reitz 2016-12-27