P

Inventor

KIZAWA KATSUHIKO

JP11 patents
⚠️ This page may combine multiple inventors who share the name “KIZAWA KATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JTEKT CORP

4 patents
US9709099B2Jul 18, 2017

Bearing ring and rolling bearing

JTEKT CORP3 citations70
US11319605B2May 3, 2022

Heat treatment apparatus and heat treatment method

JTEKT CORP0 citations60
US10538821B2Jan 21, 2020

Heat treatment apparatus and heat treatment method

JTEKT CORP0 citations50
US10190185B2Jan 29, 2019

Hardening method of annular workpiece

JTEKT CORP0 citations38

KOYO SEIKO CO

3 patents
US6582532B1Jun 24, 2003

Steel for large bearing and parts for large bearing

KOYO SEIKO CO22 citations89
US6874943B2Apr 5, 2005

Antifriction bearing and process for producing outer race for use in antifriction bearing

KOYO SEIKO CO11 citations72
US7207933B2Apr 24, 2007

Carburized roller member made of high carbon chromium steel

KOYO SEIKO CO3 citations61

JFE STEEL CORP

2 patents
US7413704B2Aug 19, 2008

Case hardening bearing steel having excellent toughness and rolling contact fatigue life in intermediate temperature

JFE STEEL CORP2 citations62
US6893609B2May 17, 2005

Bearing material

JFE STEEL CORP0 citations51

MATSUI TOWAKO

1 patent
US8640341B2Feb 4, 2014

Method of producing rolling sliding member

MATSUI TOWAKO0 citations40

KIZAWA KATSUHIKO

1 patent
US8596875B2Dec 3, 2013

Bearing constituent member and process for producing the same, and rolling bearing having bearing constituent member

KIZAWA KATSUHIKO0 citations27