Inventor
MIURA KUNIAKI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “MIURA KUNIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS4724407AFeb 9, 1988
Integrated filter circuit having switchable selected parallel filter paths
HITACHI LTD27 citations92
US4591924AMay 27, 1986
Multiplex magnetic recording and reproduction system
HITACHI LTD40 citations92
US4786986ANov 22, 1988
Magnetic recording and reproducing apparatus
HITACHI LTD31 citations91
US4607293AAug 19, 1986
Magnetic recording and reproduction system
HITACHI LTD24 citations82
US4758903AJul 19, 1988
Apparatus for recording and reproducing video signal and digital signal other than video signal
HITACHI LTD22 citations81
US4667120AMay 19, 1987
Integrated filter circuit with variable frequency characteristics
HITACHI LTD7 citations74
US5075803ADec 24, 1991
Signal discriminating device for vtr having expanded dynamic range
HITACHI LTD11 citations73
US4713700ADec 15, 1987
A recording circuit having means to automatically set the recording current of a magnetic recording head
HITACHI LTD11 citations73
US4510530AApr 9, 1985
Signal reproducing circuit for a video tape recorder
HITACHI LTD17 citations73
US4647960AMar 3, 1987
Vertical contour emphasis de-emphasis circuit
HITACHI LTD7 citations72
US4743977AMay 10, 1988
VTR having magnetic-head array capable of recording/reproducing signals of a plurality of recording systems
HITACHI LTD18 citations71
US4691246ASep 1, 1987
Apparatus for multiplex recording and reproduction of audio and video signals
HITACHI LTD3 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
US4591798AMay 27, 1986
FM signal demodulation circuit
HITACHI LTD0 citations52