Inventor
TSAI MING-SHI
TW45 patents
⚠️ This page may combine multiple inventors who share the name “TSAI MING-SHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELTA ELECTRONICS INC
41 patentsUS7233121B2Jun 19, 2007
Fan speed control circuit
DELTA ELECTRONICS INC24 citations92
US6849978B2Feb 1, 2005
Motor having a magnetic bearing
DELTA ELECTRONICS INC31 citations92
US6509666B1Jan 21, 2003
Motor structure
DELTA ELECTRONICS INC36 citations92
US6652246B1Nov 25, 2003
Centrifugal fan having upside-down mounted structure
DELTA ELECTRONICS INC44 citations91
US7609018B2Oct 27, 2009
Fan system and control device thereof
DELTA ELECTRONICS INC17 citations84
US7172390B2Feb 6, 2007
Hot swap fan connecting device thereof
DELTA ELECTRONICS INC17 citations84
US7598691B2Oct 6, 2009
Current control device and method
DELTA ELECTRONICS INC8 citations83
US7394215B2Jul 1, 2008
Thermal control variable-speed circuit without switching noise
DELTA ELECTRONICS INC11 citations83
US7323836B2Jan 29, 2008
Fan motor speed control circuit and voltage-regulating module thereof
DELTA ELECTRONICS INC9 citations83
US7218846B2May 15, 2007
Fan speed control circuit
DELTA ELECTRONICS INC12 citations83
US7570009B2Aug 4, 2009
Fan system and its control device and control method
DELTA ELECTRONICS INC9 citations82
US7450379B2Nov 11, 2008
Heat dissipation device and fan module thereof
DELTA ELECTRONICS INC11 citations82
US7218073B2May 15, 2007
Fan motor speed control circuit
DELTA ELECTRONICS INC17 citations81
US8011896B2Sep 6, 2011
Fan system
DELTA ELECTRONICS INC10 citations80
US7338256B2Mar 4, 2008
Blower
DELTA ELECTRONICS INC10 citations80
US7545112B2Jun 9, 2009
Fan motor control method and device thereof
DELTA ELECTRONICS INC6 citations74
US7447423B2Nov 4, 2008
Fan speed control device and method detailed description of the invention
DELTA ELECTRONICS INC7 citations74
US6747385B2Jun 8, 2004
Motor structure
DELTA ELECTRONICS INC5 citations74
US6501648B2Dec 31, 2002
Self-stabilizing heat exhaust system
DELTA ELECTRONICS INC10 citations74
US6291916B1Sep 18, 2001
Rotor balance structure
DELTA ELECTRONICS INC11 citations74
US6104151AAug 15, 2000
Starting circuit and method for stagedly starting an electrosensitive circuit
DELTA ELECTRONICS INC7 citations74
US7665319B2Feb 23, 2010
Fan control device and method
DELTA ELECTRONICS INC7 citations73
US7242857B2Jul 10, 2007
Motor control circuit
DELTA ELECTRONICS INC7 citations73
US6445148B2Sep 3, 2002
Structure of plural motor assembly and method for controlling the same
DELTA ELECTRONICS INC10 citations73
US6406274B1Jun 18, 2002
Heat dissipation device having centrifugal blades
DELTA ELECTRONICS INC11 citations72
US7573213B2Aug 11, 2009
Motor driving method and device thereof
DELTA ELECTRONICS INC2 citations63
US7438531B2Oct 21, 2008
Fan and rotor structure thereof
DELTA ELECTRONICS INC3 citations63
US6703757B2Mar 9, 2004
Motor structure having low profile
DELTA ELECTRONICS INC3 citations63
US7994746B2Aug 9, 2011
Motor control method and apparatus thereof
DELTA ELECTRONICS INC4 citations62
US7521882B2Apr 21, 2009
Control device and method of motor
DELTA ELECTRONICS INC2 citations62
US7291949B2Nov 6, 2007
Mounting structure for motor controller of heat-dissipating device
DELTA ELECTRONICS INC5 citations62
US7592852B2Sep 22, 2009
Methods for controlling driving circuits
DELTA ELECTRONICS INC4 citations61
US7327589B2Feb 5, 2008
Full-bridge circuit
DELTA ELECTRONICS INC2 citations61
US7459876B2Dec 2, 2008
Motors and control methods thereof
DELTA ELECTRONICS INC4 citations60
US7416388B2Aug 26, 2008
Fan
DELTA ELECTRONICS INC6 citations60
US7834571B2Nov 16, 2010
Fan system and protecting device thereof
DELTA ELECTRONICS INC4 citations58
US7449849B2Nov 11, 2008
Motor control circuit and method thereof
DELTA ELECTRONICS INC0 citations52
US7403700B2Jul 22, 2008
Motor control device
DELTA ELECTRONICS INC0 citations52
US7567749B2Jul 28, 2009
Motor control circuit
DELTA ELECTRONICS INC1 citations51
US7944162B2May 17, 2011
Motor control device
DELTA ELECTRONICS INC0 citations42
US7495401B2Feb 24, 2009
Control systems and switch devices thereof
DELTA ELECTRONICS INC0 citations41