Inventor

KOPPENAAL DAVID W

US8 patents

⚠️ This page may combine multiple inventors who share the name “KOPPENAAL DAVID W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BATTELLE MEMORIAL INSTITUTE

4 patents

US6259091B1Jul 10, 2001

Apparatus for reduction of selected ion intensities in confined ion beams

BATTELLE MEMORIAL INSTITUTE63 citations94

US5767512AJun 16, 1998

Method for reduction of selected ion intensities in confined ion beams

BATTELLE MEMORIAL INSTITUTE51 citations94

US7498585B2Mar 3, 2009

Method and apparatus for simultaneous detection and measurement of charged particles at one or more levels of particle flux for analysis of same

BATTELLE MEMORIAL INSTITUTE8 citations78

US11366066B2Jun 21, 2022

Multi-electrode/multi-modal atmospheric pressure glow discharge plasma ionization device

BATTELLE MEMORIAL INSTITUTE0 citations59

ENKE CHRISTIE G

2 patents

US8648295B2Feb 11, 2014

Combined distance-of-flight and time-of-flight mass spectrometer

ENKE CHRISTIE G27 citations89

US8604423B2Dec 10, 2013

Method for enhancement of mass resolution over a limited mass range for time-of-flight spectrometry

ENKE CHRISTIE G36 citations89

UNIV CLEMSON

2 patents

US9536725B2Jan 3, 2017

Means of introducing an analyte into liquid sampling atmospheric pressure glow discharge

UNIV CLEMSON7 citations80

US10269525B2Apr 23, 2019

Means of introducing an analyte into liquid sampling atmospheric pressure glow discharge

UNIV CLEMSON4 citations69