Inventor
KITAYAMA Naotsugu
JP17 patents
⚠️ This page may combine multiple inventors who share the name “KITAYAMA Naotsugu”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NTN TOYO BEARING CO LTD
11 patentsUS10184530B2Jan 22, 2019
Electromagnetic connection device
NTN TOYO BEARING CO LTD4 citations71
US10814749B2Oct 27, 2020
Clutch unit
NTN TOYO BEARING CO LTD1 citations62
US10184531B2Jan 22, 2019
Rotation transmission device
NTN TOYO BEARING CO LTD1 citations62
US9976608B2May 22, 2018
Rotation transmission device
NTN TOYO BEARING CO LTD1 citations51
US10151357B2Dec 11, 2018
Rotation transmission device
NTN TOYO BEARING CO LTD1 citations50
US12448972B2Oct 21, 2025
Electric oil pump
NTN TOYO BEARING CO LTD0 citations44
US10302155B2May 28, 2019
Rotation transmission device
NTN TOYO BEARING CO LTD0 citations41
US9874250B2Jan 23, 2018
Rotation transmission device
NTN TOYO BEARING CO LTD0 citations41
US10138954B2Nov 27, 2018
Rotation transmission device
NTN TOYO BEARING CO LTD0 citations40
US10302156B2May 28, 2019
Rotation transmission device
NTN TOYO BEARING CO LTD0 citations39
US10408281B2Sep 10, 2019
Rotation transmission device
NTN TOYO BEARING CO LTD0 citations38