Inventor
BAN ITSUKI
39 patents
⚠️ This page may combine multiple inventors who share the name “BAN ITSUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAN ITSUKI
37 patentsUS4712003ADec 8, 1987
Blind person guide device
BAN ITSUKI59 citations93
US4755728AJul 5, 1988
Single-phase semiconductor electric motor and fan using the same
BAN ITSUKI35 citations92
US4645991AFeb 24, 1987
Apparatus for removing torque ripples in direct-current motors
BAN ITSUKI28 citations92
US4612486ASep 16, 1986
Semiconductor electric motor having a rotary transformer to excite a rotor
BAN ITSUKI30 citations92
US4583016AApr 15, 1986
Direct current motor
BAN ITSUKI28 citations92
US4437029AMar 13, 1984
Direct current motor
BAN ITSUKI48 citations92
US4342884AAug 3, 1982
Piston unit
BAN ITSUKI42 citations92
US4197475AApr 8, 1980
Direct current motor with double layer armature windings
BAN ITSUKI45 citations92
US4447751AMay 8, 1984
Direct current motor
BAN ITSUKI20 citations82
US4433362AFeb 21, 1984
Remotely controllable illumination apparatus
BAN ITSUKI19 citations82
US4404485ASep 13, 1983
Direct current motor
BAN ITSUKI23 citations82
US4227107AOct 7, 1980
Direct current motor with double layer armature windings
BAN ITSUKI25 citations82
US4159492AJun 26, 1979
Automatic reverse apparatus for magnetic recorder/player
BAN ITSUKI21 citations82
US4107587AAug 15, 1978
Three-phase DC motor having non-superimposed armature coils
BAN ITSUKI24 citations82
US4072881AFeb 7, 1978
Axial-air-gap type semiconductor electric motor
BAN ITSUKI28 citations82
US4546294AOct 8, 1985
Apparatus for removing torque ripples in a direct current motor
BAN ITSUKI24 citations81
US4648710AMar 10, 1987
Blind guide device
BAN ITSUKI20 citations75
US4698563AOct 6, 1987
Semiconductor electric motor having a rotary transformer to excite a rotor
BAN ITSUKI16 citations74
US4369388AJan 18, 1983
Direct current motor with non-superposed armature windings
BAN ITSUKI11 citations74
US4315178AFeb 9, 1982
Direct current motor with non-superposed armature windings
BAN ITSUKI8 citations74
US4315177AFeb 9, 1982
Direct current motor with non-superposed armature windings
BAN ITSUKI12 citations74
US4290685ASep 22, 1981
Remote control device for camera
BAN ITSUKI13 citations74
US4243902AJan 6, 1981
Direct current motor with non-superposed armature windings
BAN ITSUKI17 citations74
US3946269AMar 23, 1976
Electronic flash system
BAN ITSUKI8 citations74
US4130780ADec 19, 1978
Electronic photoflash
BAN ITSUKI16 citations72
US4031556AJun 21, 1977
Mode changeover apparatus for recorder/player
BAN ITSUKI13 citations71
US3997129ADec 14, 1976
Magnetic recording/reproducing apparatus
BAN ITSUKI13 citations71
US4024580AMay 17, 1977
Magnetic sound recording and playing back apparatus
BAN ITSUKI9 citations66
US4382214AMay 3, 1983
Direct current motor
BAN ITSUKI5 citations63
US4047084ASep 6, 1977
Semiconductor motor controlled for energization by a single position sensing element
BAN ITSUKI6 citations63
US3931556AJan 6, 1976
System for driving a direct-current motor in synchronism with an external signal
BAN ITSUKI4 citations63
US4031557AJun 21, 1977
Casette loading device for use in magnetic sound recording and playing back apparatus
BAN ITSUKI4 citations60
US4024582AMay 17, 1977
Track change-over mechanism for a multi-channel tape
BAN ITSUKI2 citations56
US4460933AJul 17, 1984
Mode changeover apparatus for magnetic recorder/player
BAN ITSUKI1 citations52
US4030134AJun 14, 1977
Apparatus for turning rotor for each desirable angle by driving force of capstan drive system
BAN ITSUKI1 citations50
US4118743AOct 3, 1978
Cassette tape recorder with memory controlled selective by-pass
BAN ITSUKI1 citations45
US4107750AAug 15, 1978
Track change-over mechanism for a multi-channel tape recorder
BAN ITSUKI1 citations45