Inventor
KAWAHARA KATSURO
JP3 patents
Patents
3 patentsUS7074129B2Jul 11, 2006
Coupling member of power transmission apparatus
HITACHI LTD15 citations77
US7140800B2Nov 28, 2006
Joint structure for power transmitting member and method for producing the same
HITACHI LTD6 citations71
US7062835B2Jun 20, 2006
Joint structure for power transmitting member and method for producing the same
HITACHI LTD8 citations71