Inventor

Yoshitomi Nagaoka

Inventor

Neyagawa, JP

Overview

33→

Patents

1977–2006

Patent span

Electricity

Primary field (CPC H)

Patents· 33 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Nprimary

H04NPictorial communication, e.g. television41%

G02BOptical elements, systems or apparatus20%

G11BInformation storage based on relative movement between record carrier and transducer10%

G01SRadio direction-finding6%

H04LTransmission of digital information, e.g. telegraphic communication6%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%

G01CMeasuring distances, levels or bearings2%

G06TImage data processing or generation, in general2%

G11CStatic stores2%

H03MCoding2%

PatentTitleYear

7,068,913'Data processing system, recording/reproducing device, data processing method and file management method'2006 7,006,507'Digital home information integrating system'2006 6,661,798'Digital home information integrating system'2003 6,614,846'Method and apparatus for transmitting, encoding and decoding video signal and recording/reproducing method of optical disc'2003 5,130,862'Coding apparatus for converting digital signals into ternary signals whose DC component is equal to zero'1992 4,972,272'Multi-channel video tape recorder/player having multiple pairs of video heads'1990 4,873,583'Magnetic tape recording/reproducing apparatus'1989 4,864,421'System for connecting a video signal recording/reproducing apparatus and a television receiver'1989 4,850,692'Semiconductor light position detector for rangefinder'1989 4,849,813'Video camera with high-speed scanning'1989 4,842,388'Single optical lense with diffraction limit converging capability and wide field angle'1989 4,810,076'Selective shading device and an optical device using the same'1989 4,811,117'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'1989 4,811,119'Apparatus for high-density minimal crosstalk recording and reproducing of terminance and chrominance signals using a magnetic tape'1989 4,792,218'Projection lens for high definition TV'1988 4,761,690'Video tape recorder with particular format chrominance and luminance information'1988 4,758,764'Light-emitting device for automatic focus adjustment apparatus'1988 4,704,009'Projection lens'1987 4,690,515'Compact projection lens'1987 4,673,274'Automatic focusing apparatus for camera'1987 4,621,292'Automatic focusing device for a video camera'1986 4,591,736'Pulse signal amplitude storage-holding apparatus'1986 4,548,480'Projection lens apparatus'1985 4,453,178'Projection television apparatus'1984 4,400,722'Optical configuration for projection television apparatus'1983 4,370,673'Signal generator for a color television transmitting system'1983 4,306,247'Color signal controlling apparatus'1981 4,261,009'VIR Control of hue and saturation in RGB demodulator'1981 4,199,779'VIR-Signal processing circuitry for video tape recorder'1980 4,170,026'Circuitry for line recognition of a television signal'1979 4,167,750'Color-difference signal modifying apparatus'1979 4,127,868'Circuitry for nonlinear processing of reference white on color image'1978 4,001,879'Automatic hue-control apparatus for color television receivers'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2006Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (32)· patent assignee history

1977–2006Based in Neyagawa, JP· patent location history

1979Patents assigned to NAGAOKA YOSHITOMI (1)· patent assignee history

1979Patents assigned to SASAKI REIICHI (1)· patent assignee history

1979Patents assigned to TOMIMOTO TETSUO (1)· patent assignee history

2003–2006Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	32	1977–2006
NAGAOKA YOSHITOMIself	1	1979
SASAKI REIICHI	1	1979
TOMIMOTO TETSUO	1	1979

Locations

Location	Patents	Span
Neyagawa, JP	31	1977–2006
Osaka, JP	2	2003–2006