Inventor
HIRAI ISAO
JP23 patents
⚠️ This page may combine multiple inventors who share the name “HIRAI ISAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NTN TOYO BEARING CO LTD
15 patentsUS9168818B2Oct 27, 2015
Electric vehicle
NTN TOYO BEARING CO LTD31 citations94
US11155161B2Oct 26, 2021
Motor drive device for automobile and equipped with speed reducer
NTN TOYO BEARING CO LTD13 citations85
US10207572B2Feb 19, 2019
Two-motor vehicle drive device
NTN TOYO BEARING CO LTD16 citations84
US7891879B2Feb 22, 2011
Hub wheel of a wheel bearing apparatus and a manufacturing method thereof
NTN TOYO BEARING CO LTD9 citations83
US7824106B2Nov 2, 2010
Bearing device for wheel
NTN TOYO BEARING CO LTD8 citations83
US7942584B2May 17, 2011
Wheel bearing apparatus
NTN TOYO BEARING CO LTD12 citations79
US7950858B2May 31, 2011
Bearing apparatus for a wheel of vehicle
NTN TOYO BEARING CO LTD5 citations63
US7942585B2May 17, 2011
Wheel bearing apparatus for a vehicle
NTN TOYO BEARING CO LTD4 citations62
US7776453B2Aug 17, 2010
Machine element and method for manufacturing thereof
NTN TOYO BEARING CO LTD2 citations62
US7635226B2Dec 22, 2009
Bearing apparatus for a wheel of vehicle
NTN TOYO BEARING CO LTD6 citations62
US7618196B2Nov 17, 2009
Wheel bearing apparatus
NTN TOYO BEARING CO LTD4 citations62
US7452136B2Nov 18, 2008
Bearing apparatus for a wheel of vehicle
NTN TOYO BEARING CO LTD6 citations62
US7942750B2May 17, 2011
Constant velocity joint
NTN TOYO BEARING CO LTD1 citations52
US8021054B2Sep 20, 2011
Wheel bearing apparatus for a vehicle
NTN TOYO BEARING CO LTD0 citations41
US7665900B2Feb 23, 2010
Vehicle wheel bearing apparatus
NTN TOYO BEARING CO LTD0 citations41
HIRAI ISAO
6 patentsUS8100775B2Jan 24, 2012
Driving wheel bearing apparatus
HIRAI ISAO15 citations83
US8302309B2Nov 6, 2012
Process for producing bearing device for wheel
HIRAI ISAO9 citations82
US8714829B2May 6, 2014
Wheel bearing assembly
HIRAI ISAO4 citations72
US8215846B2Jul 10, 2012
Wheel support bearing assembly
HIRAI ISAO6 citations72
US8393974B2Mar 12, 2013
Driving wheel bearing apparatus
HIRAI ISAO2 citations61
US8240922B2Aug 14, 2012
Bearing device for wheel
HIRAI ISAO2 citations61