Inventor · disambiguated record
Hiroaki Kotera
Also filed as: HAYAMI HEIJIRO · KOTERA HIROAKI
23 granted patents·916 citations·filing 1973–2014
97Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD19MATSUSHITA RES INST2MATSUO ELECTRIC CO1SATOH NOBUYUKI1
Top patents by PatentIndex Score
23 records- 0196US4929978AColor correction method for color copier utilizing correction table derived from printed color samplesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted May 29, 1990·161 cites·6 claims
- 0292US5504821AColor converting apparatus for performing a three-dimensional color conversion of a colored picture in a color space with a small capacity of memoryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Apr 2, 1996·154 cites·55 claims
- 0389US5202935AColor conversion apparatus for altering color values within selected regions of a reproduced pictureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Apr 13, 1993·100 cites·11 claims
- 0488US4736254AMethod and apparatus for generating pseudo-halftone dots by comparing gray scale values of an original with dither threshold values stored in cells of a matrix array divided into imaginary matrices of elemental areas each containing one cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Apr 5, 1988·70 cites·36 claims
- 0586US5200738AMethod of image display with scrolling capabilityMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Apr 6, 1993·79 cites·2 claims
- 0686US4090243AColor separating method and apparatus using statistical techniquesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1976·Granted May 16, 1978·41 cites·22 claims
- 0784US5134272AImage signal processing apparatus for bar code image signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jul 28, 1992·67 cites·9 claims
- 0882US5241373AApparatus for correction of color signal valuesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Aug 31, 1993·61 cites·6 claims
- 0981US4394662ADot printer for reproduction of halftone imagesMATSUSHITA RES INST·Filed 1981·Granted Jul 19, 1983·32 cites·21 claims
- 1070US3936752ADevice for presetting a television program and the likeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1973·Granted Feb 3, 1976·20 cites·7 claims
- 1168US4458265AColor image duplicating systemMATSUSHITA RES INST·Filed 1981·Granted Jul 3, 1984·18 cites·13 claims
- 1265US8000086B2Chip capacitorMATSUO ELECTRIC CO·Filed 2009·Granted Aug 16, 2011·7 cites·4 claims
- 1364US4470072AMethod of band compressionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Sep 4, 1984·15 cites·1 claims
- 1462US3941922AFacsimile system of run-lengthMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1973·Granted Mar 2, 1976·10 cites·2 claims
- 1560US4034406AFacsimile signal transmission systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1974·Granted Jul 5, 1977·9 cites·8 claims
- 1658US4747154AImage data expanding and/or contracting method and apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted May 24, 1988·28 cites·12 claims
- 1756US9445062B2Imaging device, imaging system, and imaging methodSATOH NOBUYUKI·Filed 2014·Granted Sep 13, 2016·0 cites·14 claims
- 1852US4814867AColor correction processor with memory addressed by color component signals having unevenly-distributed data bitsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Mar 21, 1989·11 cites·7 claims
- 1952US4180330AMethod of and a system for color separationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1977·Granted Dec 25, 1979·8 cites·8 claims
- 2044US4903147AMethod and apparatus for processing an imageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Feb 20, 1990·8 cites·9 claims
- 2143US5229868AMethod and apparatus for converting a line density of a bi-level image signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jul 20, 1993·10 cites·17 claims
- 2240US4020502AMethod and apparatus for separating, combining and rearranging colored imagesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1975·Granted Apr 26, 1977·5 cites·7 claims
- 2332US4011399APhotographic image pick-up and coding system of run-length typeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1974·Granted Mar 8, 1977·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →