Inventor

LONGSON MARK PHILIP

GB4 patents

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

MKS INSTR INC

3 patents

US8003935B2Aug 23, 2011

Chemical ionization reaction or proton transfer reaction mass spectrometry with a quadrupole mass spectrometer

MKS INSTR INC41 citations91

US8704171B2Apr 22, 2014

Chemical ionization reaction or proton transfer reaction mass spectrometry

MKS INSTR INC13 citations82

US8003936B2Aug 23, 2011

Chemical ionization reaction or proton transfer reaction mass spectrometry with a time-of-flight mass spectrometer

MKS INSTR INC9 citations82

ROBINSON TIMOTHY ROGER

1 patent

US8334505B2Dec 18, 2012

Chemical ionization reaction or proton transfer reaction mass spectrometry

ROBINSON TIMOTHY ROGER44 citations93