Inventor
MOTOYAMA KAZUYASU
23 patents
Patents
23 patentsUS4837758AJun 6, 1989
Magneto-optical recording reproducing device having field applying means
OLYMPUS OPTICAL CO35 citations92
US4420216ADec 13, 1983
Connecting device
OLYMPUS OPTICAL CO42 citations92
US4724962AFeb 16, 1988
Disk jacket
OLYMPUS OPTICAL CO34 citations88
US4021856AMay 3, 1977
Cassette tape recorder
OLYMPUS OPTICAL CO19 citations74
US5159584AOct 27, 1992
Bias-Magnetic field generating system of photo-magnetic recording device
OLYMPUS OPTICAL CO9 citations73
US4628390ADec 9, 1986
Foot switch apparatus for a transcriber
OLYMPUS OPTICAL CO9 citations73
US4417776ANov 29, 1983
Connection terminal device for electrical implements
OLYMPUS OPTICAL CO11 citations73
US4417135ANov 22, 1983
Power saving electronic counter circuit for tape recorder
OLYMPUS OPTICAL CO7 citations73
US4385332AMay 24, 1983
Tape cassette lid opening device for magnetic recording tape driving apparatus
OLYMPUS OPTICAL CO7 citations73
US4373172AFeb 8, 1983
Tape recorder
OLYMPUS OPTICAL CO7 citations73
US4370684AJan 25, 1983
Tape recorder with automatic tape end stopping and alarm generation
OLYMPUS OPTICAL CO7 citations73
US4345286AAug 17, 1982
Power supply device for a multifunction apparatus having a plurality of power sources
OLYMPUS OPTICAL CO14 citations73
US4334253AJun 8, 1982
Tape recorder
OLYMPUS OPTICAL CO2 citations63
US4319295AMar 9, 1982
Cassette tape recorder
OLYMPUS OPTICAL CO5 citations63
US4385228AMay 24, 1983
Display device for tape recorder with automatic shut off and reset inhibiting
OLYMPUS OPTICAL CO4 citations62
US4348701ASep 7, 1982
Mode switching circuit
OLYMPUS OPTICAL CO3 citations62
US4340951AJul 20, 1982
Operation mode display apparatus
OLYMPUS OPTICAL CO6 citations62
US4134145AJan 9, 1979
Tape recorder with cue/review switching
OLYMPUS OPTICAL CO3 citations62
US4351009ASep 21, 1982
Apparatus for moving the pinch roller and the magnetic head of a tape recorder
OLYMPUS OPTICAL CO3 citations60
US4463397AJul 31, 1984
Cassette tape recorder
OLYMPUS OPTICAL CO1 citations52
US4461967AJul 24, 1984
Support for a rotational speed detecting mechanism on a flat motor
OLYMPUS OPTICAL CO1 citations52
US4422107ADec 20, 1983
Tape recorder control system for automatically reversing tape
OLYMPUS OPTICAL CO1 citations52
US4270685AJun 2, 1981
Capstan bearing device
OLYMPUS OPTICAL CO1 citations52