P

Inventor

YAMASHITA HARUO

JP114 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA HARUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

29 patents
US5940530AAug 17, 1999

Backlit scene and people scene detecting method and apparatus and a gradation correction apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD183 citations99
US5715377AFeb 3, 1998

Gray level correction apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD157 citations99
US5384601AJan 24, 1995

Color adjustment apparatus for automatically changing colors

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD240 citations99
US5691779ANov 25, 1997

Color conversion apparatus that restricts the color reproduction range of primary color signals

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD75 citations96
US5661575AAug 26, 1997

Gradation correction method and device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD70 citations96
US5619280AApr 8, 1997

Color conversion apparatus that restricts the color reproduction range of primary color signals

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD58 citations96
US5568467AOct 22, 1996

Information recording format having a plurality of bands with independent read and write control data

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD83 citations96
US5347599ASep 13, 1994

Adaptive interpolation method and apparatus using correlation detection

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD88 citations96
US5296920AMar 22, 1994

Color gradation correction method and apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD58 citations96
US5289295AFeb 22, 1994

Color adjustment apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD95 citations96
US6937356B1Aug 30, 2005

Digital imaging system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD62 citations95
US5066961ANov 19, 1991

Tonal printer utilizing heat prediction and temperature detection means

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations93
US5808653ASep 15, 1998

Thermal gradation printing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
US5771048AJun 23, 1998

Font conversion device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US5742348AApr 21, 1998

Spatial frequency adaptive field--interpolation method and apparatus therefor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations92
US5703968ADec 30, 1997

Method and apparatus for detecting interpolation line

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations92
US5644351AJul 1, 1997

Thermal gradation printing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD45 citations92
US5570436AOct 29, 1996

Method for interpolating missing pixels and an apparatus employing the method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US5539443AJul 23, 1996

Printer utilizing temperature evaluation and temperature detection

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations92
US5513281AApr 30, 1996

Interpolation method and apparatus by correlation detection using fuzzy inference

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations92
US5461429AOct 24, 1995

White balance and image color control device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US5448379ASep 5, 1995

Method and apparatus for forming color images by converting a color signal to a further color density signal

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations92
US5446831AAug 29, 1995

Image data processor for converting input image data into output image data suitable for a lower resolution output device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations92
US5432869AJul 11, 1995

Image signal processing method and apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US5430811AJul 4, 1995

Method for interpolating missing pixels and an apparatus employing the method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations92
US5422738AJun 6, 1995

Color image forming method and an apparatus employed therefor, and a correction factor determining method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations92
US5390264AFeb 14, 1995

Image processing method for correcting a target pixel using emphasizing and smoothing components

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations92
US5237625AAug 17, 1993

Image contour enhancing device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations92
US5559530ASep 24, 1996

Image data processing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations88

FUJITSU LTD

7 patents

PANASONIC CORP

5 patents

ANCOS CO LTD

2 patents

YAMASHITA HARUO

2 patents

GODO KAISHA IP BRIDGE 1

1 patent

MATSUSHITA ELECTRIAL IND CO LT

1 patent

PANASONIC IP MAN CO LTD

1 patent

SAITO SHINICHIRO

1 patent

TAJIRI SHINYA

1 patent

Showing the top 50 of 114 patents by PatentIndex Score.