Inventor
SUN HOI CHEONG
US11 patents
⚠️ This page may combine multiple inventors who share the name “SUN HOI CHEONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELSYS PHARMACEUTICAL CORP
7 patentsUS6096368AAug 1, 2000
Bead transporter chucks using repulsive field guidance and method
DELSYS PHARMACEUTICAL CORP58 citations95
US6724609B2Apr 20, 2004
Electrostatic sensing chuck using area matched electrodes
DELSYS PHARMACEUTICAL CORP17 citations91
US6370005B1Apr 9, 2002
Electrostatic sensing chuck using area matched electrodes
DELSYS PHARMACEUTICAL CORP40 citations91
US6295194B1Sep 25, 2001
Bead or particle manipulating chucks
DELSYS PHARMACEUTICAL CORP12 citations73
US6187149B1Feb 13, 2001
AC waveforms biasing for bead manipulating chucks
DELSYS PHARMACEUTICAL CORP11 citations73
US6475351B2Nov 5, 2002
AC waveforms biasing for bead manipulating chucks
DELSYS PHARMACEUTICAL CORP12 citations70
US6491241B1Dec 10, 2002
Device for the dispersal and charging of fluidized powder
DELSYS PHARMACEUTICAL CORP4 citations61
SARNOFF CORP
3 patentsUS6168666B1Jan 2, 2001
Focused acoustic bead charger/dispenser for bead manipulating chucks
SARNOFF CORP44 citations92
US5988432ANov 23, 1999
Bead manipulating chucks with bead size selector
SARNOFF CORP29 citations92
US6326149B1Dec 4, 2001
Method for controlled electrostatic adherent deposition of particles on a substrate
SARNOFF CORP13 citations68