Inventor
MAEKAWA TAKEO
JP32 patents
⚠️ This page may combine multiple inventors who share the name “MAEKAWA TAKEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENSO CORP
30 patentsUS7602095B2Oct 13, 2009
Automotive tandem alternator having reduced axial length and capable of effectively suppressing magnetic leakage
DENSO CORP34 citations92
US7397157B2Jul 8, 2008
Tandem rotary electric machine
DENSO CORP23 citations92
US7053508B2May 30, 2006
Rotary electric machine and a rotor of the same
DENSO CORP41 citations92
US9407116B2Aug 2, 2016
Multi-gap rotary machine with dual stator and one rotor with dual permanent magnets and salient poles with dimensions and ratios for torque maximization
DENSO CORP8 citations84
US8860281B2Oct 14, 2014
Multiple-gap electric rotating machine
DENSO CORP10 citations84
US7969057B2Jun 28, 2011
Synchronous motor with rotor having suitably-arranged field coil, permanent magnets, and salient-pole structure
DENSO CORP11 citations84
US7545074B2Jun 9, 2009
Rotor for automotive alternator having improved magnet holder
DENSO CORP12 citations84
US6698411B2Mar 2, 2004
Ignition device for internal combustion engine
DENSO CORP7 citations74
US6694958B2Feb 24, 2004
Ignition device for internal combustion engine
DENSO CORP10 citations74
US10069361B2Sep 4, 2018
Rotor securing arrangement and rotating electric machine having the same
DENSO CORP2 citations73
US10020698B2Jul 10, 2018
Multi-gap type rotary electric machine including inner and outer stators and a rotor with inner and outer magnets
DENSO CORP5 citations73
US9979267B2May 22, 2018
Double-stator rotating electric machine
DENSO CORP2 citations73
US9627935B2Apr 18, 2017
Multi-gap rotating electric machine having phase coils formed of substantially U-shaped electric conductor segments
DENSO CORP2 citations73
US9252634B2Feb 2, 2016
Synchronous motor
DENSO CORP6 citations73
US10574118B2Feb 25, 2020
Rotating electric machine
DENSO CORP2 citations71
US11180017B2Nov 23, 2021
Device for driving vehicle
DENSO CORP2 citations68
US10587175B2Mar 10, 2020
Double-stator rotating electric machine
DENSO CORP1 citations62
US7994677B2Aug 9, 2011
Stator for rotary electric machine, and rotary electric machine using the stator
DENSO CORP6 citations62
US7923885B2Apr 12, 2011
Stator for rotary electric machine, and rotary electric machine using the stator
DENSO CORP4 citations62
US7642690B2Jan 5, 2010
Automotive tandem alternator having high efficiency and improved arrangement of regulator
DENSO CORP3 citations62
US7569956B2Aug 4, 2009
Automotive tandem alternator having reduced axial length and improved structure for effectively dissipating heat generated by rectifiers
DENSO CORP2 citations62
US7017566B2Mar 28, 2006
Ignition device for an internal combustion engine
DENSO CORP3 citations62
US6675785B2Jan 13, 2004
Ignition device for an internal combustion engine
DENSO CORP6 citations62
US11374464B2Jun 28, 2022
Rotary electric machine
DENSO CORP0 citations51
US10069360B2Sep 4, 2018
Electric rotary machine
DENSO CORP0 citations51
US10020697B2Jul 10, 2018
Double-stator electric rotating machine
DENSO CORP0 citations51
US10122246B2Nov 6, 2018
Multi-gap rotating electric machine with cooling oil guide channels for side stator coil
DENSO CORP1 citations50
US10116189B2Oct 30, 2018
Rotating electrical machine equipped with rotor with oil containers
DENSO CORP0 citations41
US9899885B2Feb 20, 2018
Rotor and rotating electric machine
DENSO CORP0 citations41
US9059614B2Jun 16, 2015
Multi-gap type electric rotating machine
DENSO CORP0 citations41