Inventor
TAMURA TEIZO
JP9 patents
Patents
9 patentsUS4672253AJun 9, 1987
Permanent magnet electrical machine with reduced cogging
HITACHI LTD150 citations96
US4591924AMay 27, 1986
Multiplex magnetic recording and reproduction system
HITACHI LTD40 citations92
US5016089AMay 14, 1991
Substrate for hybrid IC, hybrid IC using the substrate and its applications
HITACHI LTD8 citations73
US4742414AMay 3, 1988
Rotary magnetic head device for magnetic recording/reproduction apparatus
HITACHI LTD10 citations73
US4450494AMay 22, 1984
Magnetic head
HITACHI LTD11 citations73
US4439794AMar 27, 1984
Magnetic head
HITACHI LTD16 citations73
US4571652AFeb 18, 1986
Magnetic recording and reproducing apparatus
HITACHI LTD6 citations62
US4497004AJan 29, 1985
Picture reproducing apparatus in a helical scanning video tape recorder
HITACHI LTD6 citations61
US4466026AAug 14, 1984
Record/reproduce circuit for VTR
HITACHI LTD6 citations59