Inventor
ZHANG QIDE
SG6 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG QIDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
INST DATA STORAGE
5 patentsUS6020664AFeb 1, 2000
Electric spindle motor
INST DATA STORAGE55 citations92
US5969448AOct 19, 1999
Electric spindle motor
INST DATA STORAGE70 citations92
US6717308B2Apr 6, 2004
Electric spindle motor and method having magnetic starting/stopping device
INST DATA STORAGE24 citations91
US6674201B2Jan 6, 2004
Spindle motor with an aerodynamic and hydrodynamic bearing assembly
INST DATA STORAGE32 citations90
US6545378B2Apr 8, 2003
Electric spindle motor with magnetic bearing and hydrodynamic bearing
INST DATA STORAGE16 citations82