Inventor
SAKAKIBARA KENICHI
JP61 patents
⚠️ This page may combine multiple inventors who share the name “SAKAKIBARA KENICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAIKIN IND LTD
18 patentsUS7881087B2Feb 1, 2011
Matrix converter and control method for the matrix converter
DAIKIN IND LTD24 citations93
US7187566B2Mar 6, 2007
Three-phase rectifier
DAIKIN IND LTD18 citations89
US7944717B2May 17, 2011
Power converter apparatus and power converter apparatus control method
DAIKIN IND LTD10 citations84
US9780683B2Oct 3, 2017
Power converter with a power buffer circuit whose buffered power is smaller than an AC component of a pulsating power
DAIKIN IND LTD15 citations83
US7907427B2Mar 15, 2011
Inverter
DAIKIN IND LTD17 citations83
US7898829B2Mar 1, 2011
Rectifier circuit and three-phase rectifier device
DAIKIN IND LTD7 citations76
US6212083B1Apr 3, 2001
Single-phase rectifier
DAIKIN IND LTD14 citations74
US10666143B2May 26, 2020
Control device for direct power converter
DAIKIN IND LTD2 citations73
US9906156B2Feb 27, 2018
Direct-power-converter control device
DAIKIN IND LTD3 citations73
US9837929B2Dec 5, 2017
Power converter
DAIKIN IND LTD3 citations73
US9654019B2May 16, 2017
Control method for direct power converter
DAIKIN IND LTD2 citations73
US9490722B2Nov 8, 2016
Method of controlling direct power converter
DAIKIN IND LTD5 citations73
US9450502B2Sep 20, 2016
Direct power conversion device and method for controlling direct power conversion device
DAIKIN IND LTD4 citations73
US10804811B2Oct 13, 2020
Control device for direct power converter for reduction of harmonic distortion
DAIKIN IND LTD1 citations63
US10171005B2Jan 1, 2019
Inverter control device
DAIKIN IND LTD1 citations63
US9178409B2Nov 3, 2015
Power conversion control device that controls commutation of power converting apparatus based on dead time
DAIKIN IND LTD2 citations63
US8374005B2Feb 12, 2013
Direct AC power converting apparatus
DAIKIN IND LTD3 citations63
US7830683B2Nov 9, 2010
Current control type converter
DAIKIN IND LTD2 citations63
SAKAKIBARA KENICHI
15 patentsUS8964424B2Feb 24, 2015
Power converter, control method thereof, and direct matrix converter
SAKAKIBARA KENICHI22 citations93
US9246398B2Jan 26, 2016
Power converter
SAKAKIBARA KENICHI18 citations84
US8958259B2Feb 17, 2015
Device performing refresh operations of memory areas
SAKAKIBARA KENICHI12 citations84
US8659917B2Feb 25, 2014
Direct-type converting apparatus and method for controlling the same
SAKAKIBARA KENICHI8 citations84
US8450961B2May 28, 2013
Power converting apparatus
SAKAKIBARA KENICHI11 citations84
US8310848B2Nov 13, 2012
Direct AC power converting apparatus
SAKAKIBARA KENICHI19 citations84
US8270186B2Sep 18, 2012
Power conversion device
SAKAKIBARA KENICHI7 citations84
US9444360B2Sep 13, 2016
State quantity detection method in power converting apparatus and power converting apparatus
SAKAKIBARA KENICHI4 citations73
US9075089B2Jul 7, 2015
Method of measuring link voltage
SAKAKIBARA KENICHI6 citations73
US8913405B2Dec 16, 2014
Power converting apparatus generating a carrier having a waveform in which an absolute value of a slope is constant with respect to time, based on a value for internally dividing amplitude of the waveform into first and second values
SAKAKIBARA KENICHI4 citations73
US8520419B2Aug 27, 2013
Current controlled power converter
SAKAKIBARA KENICHI3 citations63
US8395918B2Mar 12, 2013
Method of and apparatus for controlling three-level converter using command values
SAKAKIBARA KENICHI2 citations63
US8279639B2Oct 2, 2012
Direct AC power converting apparatus
SAKAKIBARA KENICHI4 citations63
US8264859B2Sep 11, 2012
Direct power converting apparatus
SAKAKIBARA KENICHI5 citations63
US8144492B2Mar 27, 2012
Current controlled power converter
SAKAKIBARA KENICHI2 citations63
NEC CORP
13 patentsUS6453400B1Sep 17, 2002
Semiconductor integrated circuit device
NEC CORP90 citations98
US6339817B1Jan 15, 2002
Semiconductor memory including main and sub memory portions having plural memory cell groups and a bidirectional data transfer circuit
NEC CORP58 citations96
US5862093AJan 19, 1999
Dynamic memory device with circuits for setting self-refreshing period
NEC CORP42 citations93
US5418754AMay 23, 1995
Dynamic random access memory device with self-refresh cycle time directly measurable at data pin
NEC CORP34 citations93
US6377501B2Apr 23, 2002
Semiconductor integrated circuit device
NEC CORP20 citations92
US6101146AAug 8, 2000
Semiconductor integrated circuit device
NEC CORP33 citations92
US6016280AJan 18, 2000
Semiconductor integrated circuit device
NEC CORP21 citations92
US6151256ANov 21, 2000
Semiconductor integrated circuit device
NEC CORP15 citations82
US6735144B2May 11, 2004
Semiconductor integrated circuit device
NEC CORP8 citations74
US6252788B1Jun 26, 2001
Semiconductor integrated circuit device
NEC CORP12 citations74
US6243279B1Jun 5, 2001
Semiconductor integrated circuit device
NEC CORP9 citations74
US6188639B1Feb 13, 2001
Synchronous semiconductor memory
NEC CORP12 citations74
US5295110AMar 15, 1994
Semiconductor memory device incorporated with self-refresh circuit
NEC CORP19 citations74
FUJITA TAKAYUKI
2 patentsSEKIMOTO MORIMITSU
1 patentELPIDA MEMORY INC
1 patentShowing the top 50 of 61 patents by PatentIndex Score.