DK

David W. Koppenaal

BI Battelle Memorial Institute: 5 patents #345 of 2,462Top 15%
CU Clemson University: 2 patents #30 of 317Top 10%
CU Clemson University: 1 patents #139 of 475Top 30%
IT Indiana University Research And Technology: 1 patents #277 of 664Top 45%
University of California: 1 patents #8,022 of 18,278Top 45%
📍 Richland, WA: #134 of 1,052 inventorsTop 15%
🗺 Washington: #13,001 of 76,902 inventorsTop 20%
Overall (All Time): #626,134 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11366066 Multi-electrode/multi-modal atmospheric pressure glow discharge plasma ionization device Ying Zhu, Edward D. Hoegg, R. Kenneth Marcus, Gordon A. Anderson, Chris Anderson +1 more 2022-06-21
10269525 Means of introducing an analyte into liquid sampling atmospheric pressure glow discharge R. Kenneth Marcus, Charles Derrick Quarles, Jr., Richard E. Russo, Charles J. Barinaga, Anthony J. Carado 2019-04-23
9536725 Means of introducing an analyte into liquid sampling atmospheric pressure glow discharge R. Kenneth Marcus, Charles Derrick Quarles, Jr., Richard E. Russo, Charles J. Barinaga, Anthony J. Carado 2017-01-03
8648295 Combined distance-of-flight and time-of-flight mass spectrometer Christie G. Enke, Steven J. Ray, Alexander W. Graham, Gary M. Hieftje, Charles J. Barinaga 2014-02-11
8604423 Method for enhancement of mass resolution over a limited mass range for time-of-flight spectrometry Christie G. Enke, Steven J. Ray, Alexander W. Graham, Gary M. Hieftje, Elise Dennis +1 more 2013-12-10
7498585 Method and apparatus for simultaneous detection and measurement of charged particles at one or more levels of particle flux for analysis of same M. Bonner Denton, Roger Sperline, Charles J. Barinaga, Gary M. Hieftje, James H. Barnes +1 more 2009-03-03
6259091 Apparatus for reduction of selected ion intensities in confined ion beams Gregory C. Eiden, Charles J. Barinaga 2001-07-10
5767512 Method for reduction of selected ion intensities in confined ion beams Gregory C. Eiden, Charles J. Barinaga 1998-06-16