Inventor
HOSHIMI SUSUMU
JP17 patents
⚠️ This page may combine multiple inventors who share the name “HOSHIMI SUSUMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
16 patentsUS4135120AJan 16, 1979
Drive circuit for a brushless motor
SONY CORP78 citations96
US4446490AMay 1, 1984
PCM Signal processing circuit
SONY CORP37 citations92
US5235478AAug 10, 1993
Disc drive apparatus with servo tracks offset from data tracks
SONY CORP50 citations91
US4220879ASep 2, 1980
Brushless DC motor
SONY CORP32 citations91
US4103197AJul 25, 1978
Cylindrical core with toroidal windings at angularly spaced locations on the core
SONY CORP45 citations90
US5138511AAug 11, 1992
Magnetic recording disk in which the level of the surface of the data tracks, and servo tracks is higher than that of the guardbands
SONY CORP36 citations89
US4974109ANov 27, 1990
Hard disk drive employing a reference track to compensate for tracking error
SONY CORP22 citations82
US4258299AMar 24, 1981
Apparatus for controlling the speed and direction of rotation of a DC motor
SONY CORP26 citations82
US4453250AJun 5, 1984
PCM Signal processing apparatus
SONY CORP7 citations74
US4451920AMay 29, 1984
PCM Signal processing apparatus
SONY CORP10 citations74
US4417283ANov 22, 1983
Digital signal processing system
SONY CORP10 citations74
US4404602ASep 13, 1983
PCM Signal recording system
SONY CORP11 citations74
USRE35302EJul 23, 1996
Magnetic disc apparatus
SONY CORP8 citations73
US4085940AApr 25, 1978
Phonograph record player
SONY CORP13 citations73
US4166624ASep 4, 1979
Record player
SONY CORP9 citations72
US4063137ADec 13, 1977
Electric braking apparatus for alternating current motors
SONY CORP3 citations63