Inventor
TAZAWA TORU
JP32 patents
⚠️ This page may combine multiple inventors who share the name “TAZAWA TORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC IP MAN CO LTD
13 patentsUS9929683B2Mar 27, 2018
Motor drive device and brushless motor
PANASONIC IP MAN CO LTD15 citations83
US10715075B2Jul 14, 2020
Motor control device and motor control method
PANASONIC IP MAN CO LTD2 citations70
US11415948B2Aug 16, 2022
Device for controlling electric motor
PANASONIC IP MAN CO LTD1 citations62
US10579038B2Mar 3, 2020
Control apparatus of an electric motor
PANASONIC IP MAN CO LTD1 citations62
US10197986B2Feb 5, 2019
Control apparatus of an electric motor
PANASONIC IP MAN CO LTD1 citations62
US11320805B2May 3, 2022
Control device for electric motor
PANASONIC IP MAN CO LTD0 citations52
US11601080B2Mar 7, 2023
Motor control device
PANASONIC IP MAN CO LTD0 citations51
US10007249B2Jun 26, 2018
Control apparatus of an electric motor
PANASONIC IP MAN CO LTD1 citations51
US10985683B2Apr 20, 2021
Electric motor control device and electric motor control method
PANASONIC IP MAN CO LTD0 citations49
US10715076B2Jul 14, 2020
Motor control device and motor control method
PANASONIC IP MAN CO LTD0 citations49
US12461123B2Nov 4, 2025
Oscillation information calculation device, oscillation information calculation method, and non-transitory computer-readable recording medium
PANASONIC IP MAN CO LTD0 citations45
US11658598B2May 23, 2023
Linear motor system
PANASONIC IP MAN CO LTD0 citations44
US11764717B2Sep 19, 2023
Linear motor system
PANASONIC IP MAN CO LTD0 citations43
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
9 patentsUS6583593B2Jun 24, 2003
Method and apparatus for position-sensorless motor control
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD98 citations97
US6462491B1Oct 8, 2002
Position sensorless motor control apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD144 citations97
US6121736ASep 19, 2000
Control apparatus for motor, and motor unit having the control apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD151 citations97
US6512341B2Jan 28, 2003
Apparatus and method for driving a brushless motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD57 citations96
US5861728AJan 19, 1999
Method for measuring motor parameters of induction motor and control apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD67 citations94
US6936990B2Aug 30, 2005
Method for controlling electric motor and apparatus for controlling the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US6879129B2Apr 12, 2005
Brushless motor control method and controller
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations92
US6844693B2Jan 18, 2005
Position control apparatus for motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations92
US6163912ADec 26, 2000
Washing machine
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD50 citations91
PANASONIC CORP
4 patentsUS8378615B2Feb 19, 2013
Motor controller
PANASONIC CORP17 citations92
US8901872B2Dec 2, 2014
Motor controller
PANASONIC CORP6 citations83
US7843159B2Nov 30, 2010
Motor controller
PANASONIC CORP2 citations63
US8375317B2Feb 12, 2013
Motor control characteristic evaluation device and motor control characteristic presentation method
PANASONIC CORP2 citations56
TAZAWA TORU
3 patentsUS9024552B2May 5, 2015
Current control gain adjusting method for PM motor, current control method, and control device
TAZAWA TORU2 citations59
US9065380B2Jun 23, 2015
Method for calculating motor constant of permanent magnet type synchronous motor and motor constant calculating device
TAZAWA TORU0 citations48
US9024562B2May 5, 2015
Motor constant calculating method for PM motor, and motor constant calculating device
TAZAWA TORU0 citations48