Inventor
MOGI TAKAO
44 patents
⚠️ This page may combine multiple inventors who share the name “MOGI TAKAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
41 patentsUS4439787AMar 27, 1984
AFT Circuit
SONY CORP80 citations96
US4626909ADec 2, 1986
Video signal recording and reproducing system with automatic channel and time selection
SONY CORP110 citations93
US4743968AMay 10, 1988
Electronic apparatus control system
SONY CORP31 citations92
US4635113AJan 6, 1987
Apparatus for descrambling transmitted scrambled television signals
SONY CORP31 citations92
US4810958AMar 7, 1989
Arrangements and methods for testing various electronic equipments
SONY CORP38 citations90
US4635112AJan 6, 1987
Method and apparatus for recording scrambled television signals
SONY CORP22 citations82
US4628359ADec 9, 1986
Memory selecting system for scrambled television receiver
SONY CORP21 citations82
US4280139AJul 21, 1981
Muting circuit for a television receiver
SONY CORP24 citations82
US3944982AMar 16, 1976
Remote control system for electric apparatus
SONY CORP31 citations82
US4322855AMar 30, 1982
Remote control apparatus
SONY CORP21 citations81
US4251812AFeb 17, 1981
Remote control system
SONY CORP27 citations80
US4700388AOct 13, 1987
Apparatus for scrambling a television signal
SONY CORP8 citations74
US4326220AApr 20, 1982
Television receiver
SONY CORP13 citations74
US4305157ADec 8, 1981
Tuning circuit using a phase-locked loop
SONY CORP9 citations74
US4305065ADec 8, 1981
Key input circuit
SONY CORP10 citations74
US4227259AOct 7, 1980
Circuit for use in remote control of a signal receiver
SONY CORP17 citations74
US4130804ADec 19, 1978
Channel selecting apparatus with linearized tuning
SONY CORP8 citations74
US4127822ANov 28, 1978
Digitally controlled tuner with automatic fine tuning
SONY CORP12 citations74
US4127821ANov 28, 1978
Channel selecting apparatus with automatic rewriting of channel identifying codes in a memory
SONY CORP8 citations74
US4085372AApr 18, 1978
Channel selecting apparatus for a television receiver with an electronic tuner
SONY CORP14 citations74
US4085371AApr 18, 1978
Automatically tuned memory television channel selecting apparatus
SONY CORP15 citations74
US4079320AMar 14, 1978
Method of and apparatus for tuning an AFT-controlled channel selecting apparatus to a desired frequency
SONY CORP10 citations74
US4805085AFeb 14, 1989
Digital control system for electronic apparatus
SONY CORP13 citations73
US4751574AJun 14, 1988
Electronic apparatus control system
SONY CORP11 citations73
US4633313ADec 30, 1986
Method and apparatus for transferring data for digitally controlling video equipment
SONY CORP7 citations73
US4058772ANov 15, 1977
Method of and apparatus for converting a plural-bit digital signal to a pulse width modulated signal
SONY CORP12 citations72
US4701870AOct 20, 1987
Integrated circuit device testable by an external computer system
SONY CORP19 citations71
US4275354AJun 23, 1981
Pulse width modulating circuit
SONY CORP10 citations71
US4471377ASep 11, 1984
Color information display apparatus
SONY CORP6 citations63
US4217552AAug 12, 1980
Receiver
SONY CORP5 citations63
US4139840AFeb 13, 1979
Ladderless D/A converter
SONY CORP6 citations63
US4127818ANov 28, 1978
Method of and apparatus for tuning an aft-controlled electronic tuner to a desired frequency
SONY CORP5 citations63
US4079420AMar 14, 1978
Channel selecting apparatus
SONY CORP5 citations63
US4041402AAug 9, 1977
Channel selection and indicating system
SONY CORP6 citations63
US3962642AJun 8, 1976
Channel indicator device
SONY CORP2 citations62
US4706186ANov 10, 1987
Integrated circuit devices
SONY CORP5 citations60
US4843289AJun 27, 1989
Digital control bus system
SONY CORP4 citations59
US4679235AJul 7, 1987
Television signal transmission system
SONY CORP6 citations59
US4636855AJan 13, 1987
Scrambled television signal receiver system
SONY CORP3 citations57
US4186345AJan 29, 1980
Remote control system
SONY CORP5 citations54
US3943881AMar 16, 1976
Numeric character indicator
SONY CORP6 citations54
AIWA CO
3 patentsUS5270828ADec 14, 1993
Recording and reproducing method and apparatus utilizing a signal format for simplifying special operations and assisting efficient signal processing
AIWA CO72 citations96
US5548451AAug 20, 1996
Recording and reproducing method and apparatus for a digital audio signal and a digital video signal
AIWA CO3 citations57
US5315446AMay 24, 1994
Recording and reproducing method and apparatus for a digital audio signal and a reversed bit order digital video
AIWA CO1 citations46