Inventor
NIWA MASAKAZU
JP28 patents
⚠️ This page may combine multiple inventors who share the name “NIWA MASAKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FANUC CORP
10 patentsUS9118270B2Aug 25, 2015
Motor control device including electric storage device and resistance discharge device
FANUC CORP7 citations84
US8030878B2Oct 4, 2011
Motor driving device having power failure detection function
FANUC CORP17 citations84
US10069444B2Sep 4, 2018
Motor control apparatus having function of discharging energy remaining in DC link
FANUC CORP4 citations73
US8736215B2May 27, 2014
Motor drive device having function of varying DC link low-voltage alarm detection level
FANUC CORP4 citations72
US9166514B2Oct 20, 2015
Motor control apparatus including at least two resistance discharge units
FANUC CORP2 citations63
US8786239B2Jul 22, 2014
Motor drive PWM rectifier having modulation scheme selector
FANUC CORP2 citations63
US9602039B2Mar 21, 2017
PWM rectifier for motor drive connected to electric storage device
FANUC CORP1 citations52
US9054620B2Jun 9, 2015
Motor driving device including electric storage device
FANUC CORP1 citations51
US9973116B2May 15, 2018
Control apparatus of injection molding machine
FANUC CORP0 citations41
US9923477B2Mar 20, 2018
PWM rectifier including capacitance calculation unit
FANUC CORP0 citations41
YOKOHAMA RUBBER CO LTD
9 patentsUSD426855SJun 20, 2000
Automobile tire
YOKOHAMA RUBBER CO LTD34 citations92
USD777644SJan 31, 2017
Automobile tire
YOKOHAMA RUBBER CO LTD19 citations88
USD593934SJun 9, 2009
Automobile tire
YOKOHAMA RUBBER CO LTD12 citations83
USD724009SMar 10, 2015
Automobile tire
YOKOHAMA RUBBER CO LTD4 citations73
USD593935SJun 9, 2009
Automobile tire
YOKOHAMA RUBBER CO LTD7 citations73
USD453495SFeb 12, 2002
Automobile tire
YOKOHAMA RUBBER CO LTD10 citations68
USD592127SMay 12, 2009
Automobile tire
YOKOHAMA RUBBER CO LTD5 citations62
US6786260B2Sep 7, 2004
Pneumatic radial tire for negative camber angle suspension
YOKOHAMA RUBBER CO LTD2 citations62
US9669665B2Jun 6, 2017
Pneumatic tire
YOKOHAMA RUBBER CO LTD0 citations41
FANUC LTD
5 patentsUS8018747B2Sep 13, 2011
PWM rectifier
FANUC LTD4 citations63
US7719218B2May 18, 2010
Motor control apparatus
FANUC LTD3 citations63
US7368887B2May 6, 2008
Servo control device and method of adjusting servo system
FANUC LTD2 citations63
US7446497B2Nov 4, 2008
Fixed-position stop control apparatus for rotation shaft
FANUC LTD1 citations52
US7863853B2Jan 4, 2011
Electric motor control device
FANUC LTD0 citations51
IWASHITA YASUSUKE
3 patentsUS8664897B2Mar 4, 2014
Motor drive apparatus having power failure detection unit for determining presence or absence of power failure
IWASHITA YASUSUKE5 citations73
US8415906B2Apr 9, 2013
Motor driving apparatus
IWASHITA YASUSUKE6 citations72
US8410744B2Apr 2, 2013
Motor driving apparatus
IWASHITA YASUSUKE1 citations51