Inventor
KAWAMURA KIYOMI
JP33 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA KIYOMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC CORP
7 patentsUS7683518B2Mar 23, 2010
Motor
PANASONIC CORP20 citations92
US7902707B2Mar 8, 2011
Anisotropic permanent magnet motor
PANASONIC CORP18 citations84
US8044547B2Oct 25, 2011
Radial-direction gap type magnet motor
PANASONIC CORP2 citations63
US8344570B2Jan 1, 2013
Interior permanent magnet rotor, electric motor using the same and electric device
PANASONIC CORP3 citations62
US7723877B2May 25, 2010
Motor
PANASONIC CORP5 citations62
US8371021B2Feb 12, 2013
Manufacturing method of rare earth-iron ring magnet with continuous orientation controlled anisotropy
PANASONIC CORP0 citations52
US7759833B2Jul 20, 2010
Permanent magnet rotator and motor using the same
PANASONIC CORP1 citations52
PANASONIC IP MAN CO LTD
7 patentsUS9893575B2Feb 13, 2018
Permanent-magnet-embedded electric motor and method for manufacturing same
PANASONIC IP MAN CO LTD2 citations71
US12095323B2Sep 17, 2024
Motor, and coil used for same
PANASONIC IP MAN CO LTD0 citations61
US12021424B2Jun 25, 2024
Coil, and stator, rotor, and motor equipped with same, and manufacturing method for coil
PANASONIC IP MAN CO LTD0 citations59
US10348141B2Jul 9, 2019
Motor with rotor and stator dimensions for reducing cogging torque and torque ripple
PANASONIC IP MAN CO LTD0 citations52
US11411452B2Aug 9, 2022
Coil and motor using same
PANASONIC IP MAN CO LTD0 citations51
US11811282B2Nov 7, 2023
Coil device having a core with plate shaped coil bodies
PANASONIC IP MAN CO LTD0 citations49
US12368363B2Jul 22, 2025
Magnetic-geared motor and magnetic gear
PANASONIC IP MAN CO LTD0 citations47
TOYODA CHUO KENKYUSHO KK
6 patentsUS4365746ADec 28, 1982
Swirl injection valve
TOYODA CHUO KENKYUSHO KK74 citations95
US4292947AOct 6, 1981
Spill type swirl injector
TOYODA CHUO KENKYUSHO KK68 citations95
US6045063AApr 4, 2000
Fuel injector
TOYODA CHUO KENKYUSHO KK54 citations92
US4685432AAug 11, 1987
Method and device for forming mixture gas in direct injection type internal combustion engine
TOYODA CHUO KENKYUSHO KK25 citations92
US4629127ADec 16, 1986
Intermittent swirl type injection valve
TOYODA CHUO KENKYUSHO KK43 citations92
US4722312AFeb 2, 1988
Electro-pressure conversion control device
TOYODA CHUO KENKYUSHO KK7 citations74
TOYOTA MOTOR CO LTD
3 patentsUS6904893B2Jun 14, 2005
Fuel injection method in fuel injector
TOYOTA MOTOR CO LTD69 citations97
US7461634B2Dec 9, 2008
Fuel injection amount correction method for pressure boosting fuel injection apparatus
TOYOTA MOTOR CO LTD7 citations73
US6854446B2Feb 15, 2005
Fuel injection apparatus
TOYOTA MOTOR CO LTD2 citations62
MITSUI HIGH TEC INC
2 patentsYAMASHITA FUMITOSHI
2 patentsUS8072109B2Dec 6, 2011
Radial anisotropic magnet manufacturing method, permanent magnet motor using radial anisotropic magnet, and iron core-equipped permanent magnet motor
YAMASHITA FUMITOSHI4 citations62
US8183732B2May 22, 2012
Radial anisotropic magnet manufacturing method, permanent magnet motor using radial anisotropic magnet, and iron core-equipped permanent magnet motor
YAMASHITA FUMITOSHI0 citations51