Inventor
KUROIWA AKIHIKO
JP32 patents
⚠️ This page may combine multiple inventors who share the name “KUROIWA AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
7 patentsUS6194121B1Feb 27, 2001
Optical recording medium
TDK CORP20 citations92
US5741623AApr 21, 1998
Optical recording medium
TDK CORP25 citations92
US5512416AApr 30, 1996
Optical recording medium
TDK CORP33 citations92
US4752820AJun 21, 1988
Optical recording medium having a liquid crystal layer
TDK CORP36 citations92
US4735889AApr 5, 1988
Optical recording medium
TDK CORP35 citations92
US4713314ADec 15, 1987
Optical recording medium
TDK CORP35 citations92
US4739345AApr 19, 1988
Optical recording disk
TDK CORP18 citations73
TOSHIBA KK
6 patentsUS4682094AJul 21, 1987
Control system for a power converter driving a synchronous motor
TOSHIBA KK33 citations92
US4692855ASep 8, 1987
Constant voltage and frequency type PWM inverter with minimum output distortion
TOSHIBA KK24 citations82
US4808902AFeb 28, 1989
Control apparatus for brush-less motor
TOSHIBA KK16 citations73
US4771606ASep 20, 1988
Helper drive apparatus for turbine drive system
TOSHIBA KK17 citations73
US4792739ADec 20, 1988
High-accuracy position detection apparatus
TOSHIBA KK16 citations71
US5245531ASep 14, 1993
Multiplexed digital control device
TOSHIBA KK4 citations63
NIPPON KAYAKU KK
4 patentsUS6416599B1Jul 9, 2002
Gas-generating agent for air bag
NIPPON KAYAKU KK50 citations92
US6177028B1Jan 23, 2001
Spontaneous firing explosive composition for use in a gas generator for an airbag
NIPPON KAYAKU KK37 citations90
US6431598B2Aug 13, 2002
Gas generator for airbag
NIPPON KAYAKU KK7 citations71
US6283505B1Sep 4, 2001
Gas generator for air bag
NIPPON KAYAKU KK12 citations71
TDK ELECTRONICS CO LTD
3 patentsTOSHIBA MITSUBISHI ELEC INC
3 patentsUS7403404B2Jul 22, 2008
Power inverter system and method of correcting supply voltage of the same
TOSHIBA MITSUBISHI ELEC INC47 citations92
US7091690B1Aug 15, 2006
Power conversion device
TOSHIBA MITSUBISHI ELEC INC13 citations84
US7042194B1May 9, 2006
Controller for a wound-rotor induction motor
TOSHIBA MITSUBISHI ELEC INC10 citations72