Inventor
TOMIOKA SHUNZO
JP5 patents
Patents
5 patentsUS3940191AFeb 24, 1976
Multiple-row roller bearing
HITACHI LTD38 citations91
US4291926ASep 29, 1981
Guide bearing device
HITACHI LTD46 citations89
US4529209AJul 16, 1985
Hydraulic machine shaft seal with centrifugal removal of sand and soil particles
HITACHI LTD15 citations72
US4416555ANov 22, 1983
Bearing system for vertical type rotary machine
HITACHI LTD9 citations71
US4190396AFeb 26, 1980
Sodium turbine pump
HITACHI LTD17 citations71