Inventor
OHSAWA MITSUO
JP34 patents
Patents
34 patentsUS4236198ANov 25, 1980
Switching regulator
SONY CORP75 citations96
US4121282AOct 17, 1978
Power supply circuit
SONY CORP60 citations96
US4413309ANov 1, 1983
Printed circuit board
SONY CORP46 citations93
US4771455ASep 13, 1988
Scrambling apparatus
SONY CORP41 citations92
US4339785AJul 13, 1982
Electronic circuit arrangement mounted on printed circuit board
SONY CORP37 citations92
US4180852ADec 25, 1979
Control circuit for use in a switching-type regulator
SONY CORP34 citations92
US4973897ANov 27, 1990
System analyzer
SONY CORP21 citations82
US4636709AJan 13, 1987
Regulated DC power supply
SONY CORP20 citations82
US4058771ANov 15, 1977
Double-balanced frequency converter
SONY CORP23 citations81
US4194743AMar 25, 1980
Record player
SONY CORP25 citations80
US4345371AAug 24, 1982
Method and apparatus for manufacturing hybrid integrated circuits
SONY CORP26 citations79
US4405971ASep 20, 1983
Electrical circuit apparatus
SONY CORP15 citations74
US4365326ADec 21, 1982
Record player
SONY CORP15 citations74
US4349860ASep 14, 1982
Tantalum condenser
SONY CORP8 citations74
US4326239AApr 20, 1982
Printed circuit board
SONY CORP15 citations74
US4170360AOct 9, 1979
Apparatus for adjusting the position of an arm in a record playing device, such as a phonograph or the like
SONY CORP19 citations74
US4160217AJul 3, 1979
Phase locked loop circuit
SONY CORP10 citations74
US4140960AFeb 20, 1979
Current control circuit
SONY CORP10 citations74
US4140878AFeb 20, 1979
Stereo demodulator system
SONY CORP7 citations74
US4074075AFeb 14, 1978
Circuit for demodulating a stereo signal
SONY CORP11 citations74
US3974453AAug 10, 1976
Stereophonic signal demodulator for a pair of composite signals with different AC signal levels and the same DC signal level
SONY CORP7 citations74
US3940681AFeb 24, 1976
Wide amplitude range detecting circuit
SONY CORP13 citations74
US4100500AJul 11, 1978
Angle-modulation detector having push-pull input applied through high-pass filters
SONY CORP10 citations71
US4199149AApr 22, 1980
Record player
SONY CORP4 citations63
US4167649ASep 11, 1979
Current mirror circuit and apparatus for using same
SONY CORP3 citations63
US4139824AFeb 13, 1979
Gain control circuit
SONY CORP5 citations63
US4123714AOct 31, 1978
FM Receiver with liquid crystal signal indicator
SONY CORP3 citations63
US4121161AOct 17, 1978
AM receiver
SONY CORP6 citations63
US4101842AJul 18, 1978
Differential amplifier
SONY CORP5 citations63
US4063184ADec 13, 1977
Signal transfer circuit
SONY CORP2 citations63
US4054839AOct 18, 1977
Balanced synchronous detector circuit
SONY CORP5 citations63
US4024461AMay 17, 1977
FM discriminator
SONY CORP4 citations63
US4059802ANov 22, 1977
Input level display circuit for receivers
SONY CORP3 citations59
US4040075AAug 2, 1977
Frequency converter
SONY CORP1 citations52