Inventor
CHEUNG KERRY
US2 patents
Patents
2 patentsUS7935924B2May 3, 2011
Batch fabricated rectangular rod, planar MEMS quadrupole with ion optics
MASSACHUSETTS INST TECHNOLOGY4 citations54
US7935923B2May 3, 2011
Performance enhancement through use of higher stability regions and signal processing in non-ideal quadrupole mass filters
MASSACHUSETTS INST TECHNOLOGY0 citations33