Inventor
HOLKEBOER DAVID H
US7 patents
⚠️ This page may combine multiple inventors who share the name “HOLKEBOER DAVID H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEYBOLD INFICON INC
6 patentsUS5889281AMar 30, 1999
Method for linearization of ion currents in a quadrupole mass analyzer
LEYBOLD INFICON INC21 citations91
US5852270ADec 22, 1998
Method of manufacturing a miniature quadrupole using electrode-discharge machining
LEYBOLD INFICON INC45 citations90
US5850084ADec 15, 1998
Ion lens assembly for gas analysis system
LEYBOLD INFICON INC22 citations90
US5808308ASep 15, 1998
Dual ion source
LEYBOLD INFICON INC24 citations90
USRE38138EJun 10, 2003
Method for linearization of ion currents in a quadrupole mass analyzer
LEYBOLD INFICON INC10 citations72
US5834770ANov 10, 1998
Ion collecting electrode for total pressure collector
LEYBOLD INFICON INC12 citations71