Inventor
MURAMATSU KATSUTOSHI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “MURAMATSU KATSUTOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NTN TOYO BEARING CO LTD
7 patentsUS8366558B2Feb 5, 2013
Rolling contact member, rolling bearing, and method of producing rolling contact member
NTN TOYO BEARING CO LTD7 citations83
US6596395B1Jul 22, 2003
Balls of single crystal silicon and method of making the same
NTN TOYO BEARING CO LTD15 citations83
US5823510AOct 20, 1998
Sintered ceramics material and disk valve assembly
NTN TOYO BEARING CO LTD12 citations69
US8376624B2Feb 19, 2013
Rolling contact member and rolling bearing
NTN TOYO BEARING CO LTD2 citations61
US8371758B2Feb 12, 2013
Rolling contact member and rolling bearing
NTN TOYO BEARING CO LTD4 citations59
US7842119B2Nov 30, 2010
Solidification product of dust generated during steel making and method for production thereof
NTN TOYO BEARING CO LTD3 citations58
US9097280B2Aug 4, 2015
Rolling contact member, rolling bearing, and method of producing rolling contact member
NTN TOYO BEARING CO LTD0 citations51
TANAKA YUTAKA
2 patentsUS10048214B2Aug 14, 2018
Rolling element inspection method, rolling element manufacturing method, and rolling element
TANAKA YUTAKA2 citations71
US9089947B2Jul 28, 2015
Spherical body polishing apparatus, method for polishing spherical body and method for manufacturing spherical member
TANAKA YUTAKA5 citations71
MURAMATSU KATSUTOSHI
2 patentsUS8449198B2May 28, 2013
Rolling bearing, hub unit, rolling contact member, universal joint, torque transmission member for universal joint, and method of producing the same
MURAMATSU KATSUTOSHI3 citations59
US9103382B2Aug 11, 2015
Rolling bearing, hub unit, rolling contact member, universal joint, torque transmission member for universal joint, and method of producing the same
MURAMATSU KATSUTOSHI1 citations48