P

Inventor

NAGAOKA YOSHITOMI

JP33 patents
⚠️ This page may combine multiple inventors who share the name “NAGAOKA YOSHITOMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

32 patents
US4591736AMay 27, 1986

Pulse signal amplitude storage-holding apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD115 citations95
US6614846B1Sep 2, 2003

Method and apparatus for transmitting, encoding and decoding video signal and recording/reproducing method of optical disc

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD41 citations92
US4621292ANov 4, 1986

Automatic focusing device for a video camera

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US4673274AJun 16, 1987

Automatic focusing apparatus for camera

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations91
US6661798B2Dec 9, 2003

Digital home information integrating system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations90
US4842388AJun 27, 1989

Single optical lense with diffraction limit converging capability and wide field angle

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations82
US4453178AJun 5, 1984

Projection television apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations82
US4306247ADec 15, 1981

Color signal controlling apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations82
US4873583AOct 10, 1989

Magnetic tape recording/reproducing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
US4792218ADec 20, 1988

Projection lens for high definition TV

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US4690515ASep 1, 1987

Compact projection lens

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US4548480AOct 22, 1985

Projection lens apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations74
US4400722AAug 23, 1983

Optical configuration for projection television apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US4810076AMar 7, 1989

Selective shading device and an optical device using the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73
US4704009ANov 3, 1987

Projection lens

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations73
US4167750ASep 11, 1979

Color-difference signal modifying apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations72
US4127868ANov 28, 1978

Circuitry for nonlinear processing of reference white on color image

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations72
US7006507B2Feb 28, 2006

Digital home information integrating system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations71
US4850692AJul 25, 1989

Semiconductor light position detector for rangefinder

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations71
US4849813AJul 18, 1989

Video camera with high-speed scanning

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations71
US4864421ASep 5, 1989

System for connecting a video signal recording/reproducing apparatus and a television receiver

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations70
US7068913B1Jun 27, 2006

Data processing system, recording/reproducing device, data processing method and file management method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US4811117AMar 7, 1989

Video tape recorder for recording and reproducing two-channel component signals of a video signal on a magnetic tape using two pair of heads and alternately delayed signals

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US4199779AApr 22, 1980

VIR-Signal processing circuitry for video tape recorder

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US5130862AJul 14, 1992

Coding apparatus for converting digital signals into ternary signals whose dc component is equal to zero

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US4811119AMar 7, 1989

Apparatus for high-density minimal crosstalk recording and reproducing of terminance and chrominance signals using a magnetic tape

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US4761690AAug 2, 1988

Video tape recorder with particular format chrominance and luminance information

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US4758764AJul 19, 1988

Light-emitting device for automatic focus adjustment apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US4370673AJan 25, 1983

Signal generator for a color television transmitting system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US4001879AJan 4, 1977

Automatic hue-control apparatus for color television receivers

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations62
US4261009AApr 7, 1981

VIR Control of hue and saturation in RGB demodulator

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations61
US4972272ANov 20, 1990

Multi-channel video tape recorder/player having multiple pairs of video heads

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations52

NAGAOKA YOSHITOMI

1 patent