Inventor

YAMAGIWA AKIO

JP16 patents

⚠️ This page may combine multiple inventors who share the name “YAMAGIWA AKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAIKIN IND LTD

8 patents

US7608964B2Oct 27, 2009

Motor, blower, compressor, and air conditioner

DAIKIN IND LTD33 citations92

US5818139AOct 6, 1998

Brushless DC motor

DAIKIN IND LTD35 citations91

US6849981B2Feb 1, 2005

Permanent magnet type motor and compressor comprising it

DAIKIN IND LTD36 citations90

US7777382B2Aug 17, 2010

Motor

DAIKIN IND LTD5 citations61

US7579733B2Aug 25, 2009

Motor

DAIKIN IND LTD3 citations61

US12261485B2Mar 25, 2025

Rotor with permanent magnets having different coercive forces

DAIKIN IND LTD0 citations47

US12476505B2Nov 18, 2025

Electric motor with a short-circuit reduction part, compressor, blower, refrigerator

DAIKIN IND LTD0 citations44

US9438090B2Sep 6, 2016

Method of assembling a rotary electric machine

DAIKIN IND LTD0 citations39

AOTA KEIJI

2 patents

US8598763B2Dec 3, 2013

Field element

AOTA KEIJI21 citations89

US8853909B2Oct 7, 2014

Motor and its rotor and magnetic core for rotor having arrangement of non-magnetic portions

AOTA KEIJI3 citations59

ARAKI SHINTAROU

2 patents

US8803395B2Aug 12, 2014

Rotor

ARAKI SHINTAROU0 citations43

US8400039B2Mar 19, 2013

Outer rotor motor and method of manufacturing the same

ARAKI SHINTAROU0 citations33

DAIKEN IND LTD

1 patent

US5739650AApr 14, 1998

Motor system capable of obtaining high efficiency and method for controlling a motor

DAIKEN IND LTD100 citations95

YASUDA YOSHIKI

1 patent

US8569924B2Oct 29, 2013

Rotating electric machine and compressor

YASUDA YOSHIKI10 citations78

KONDOU TOSHINARI

1 patent

US9712006B2Jul 18, 2017

Rotor and rotary electric machine using the same

KONDOU TOSHINARI5 citations65

YAMAGIWA AKIO

1 patent

US9013136B2Apr 21, 2015

Motor and drive system provided therewith

YAMAGIWA AKIO2 citations54