Inventor · disambiguated record
Yoshiaki Hanyu
Also filed as: HANYU YOSHIAKI
23 granted patents·526 citations·filing 1980–2020
96Inventor score
Top patents by PatentIndex Score
23 records- 0196US4586819ALaser Raman microprobeHITACHI LTD·Filed 1983·Granted May 6, 1986·140 cites·14 claims
- 0285US4935821AImage processing apparatus for multi-media copying machineRICOH KK·Filed 1988·Granted Jun 19, 1990·51 cites·25 claims
- 0379US4505586ALaser Raman spectrophotometry system and adjustment thereofHITACHI LTD·Filed 1982·Granted Mar 19, 1985·32 cites·10 claims
- 0478US5555360AGraphics processing apparatus for producing output data at edges of an output image defined by vector dataRICOH KK·Filed 1991·Granted Sep 10, 1996·64 cites·11 claims
- 0576US11235943B2Post-processing apparatus and image forming systemFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Feb 1, 2022·1 cites·20 claims
- 0670US8020159B2System and apparatus for and method of downloading a program, image formation apparatus, and computer productRICOH CO LTD·Filed 2006·Granted Sep 13, 2011·4 cites·11 claims
- 0769US6184997B1Variable-length reversible image data compression processRICOH KK·Filed 1997·Granted Feb 6, 2001·31 cites·2 claims
- 0867US5357583AGraphics processing apparatus for smoothing edges of imagesRICOH KK·Filed 1992·Granted Oct 18, 1994·38 cites·10 claims
- 0967US5325474AGraphic output device including antialiasing capability governed by decisions regarding slope of edge dataRICOH KK·Filed 1991·Granted Jun 28, 1994·34 cites·11 claims
- 1064US7131124B2System and apparatus for and method of downloading a program, image formation apparatus, and computer productRICOH KK·Filed 2001·Granted Oct 31, 2006·9 cites·40 claims
- 1155US5704020APage printer resolution converting method, and variable-length reversible compression processRICOH KK·Filed 1996·Granted Dec 30, 1997·16 cites·1 claims
- 1249US5812742AApparatus and method for processing two-tone image data so as to smooth image and convert each image pixel into a plurality of pixelsRICOH KK·Filed 1997·Granted Sep 22, 1998·12 cites·14 claims
- 1347US5404431AImage drawing with improved area ratio approximation processRICOH KK·Filed 1992·Granted Apr 4, 1995·16 cites·26 claims
- 1446US5611023AApparatus and method for processing two-tone image data so as to smooth and magnify imageRICOH KK·Filed 1995·Granted Mar 11, 1997·10 cites·14 claims
- 1545US5697712AImage processing method and apparatusRICOH KK·Filed 1995·Granted Dec 16, 1997·13 cites·2 claims
- 1644US5995658AImage processing device and image output device converting binary image into multi-valued imageRICOH KK·Filed 1997·Granted Nov 30, 1999·10 cites·28 claims
- 1743US5579450AImage processing apparatus involving comparison of densities of three contiguous pixelsRICOH KK·Filed 1993·Granted Nov 26, 1996·14 cites·7 claims
- 1843US4313989AMagnetic recording mediumHITACHI LTD·Filed 1980·Granted Feb 2, 1982·5 cites·9 claims
- 1940US5351315AApparatus for smoothing outlines of imagesRICOH KK·Filed 1992·Granted Sep 27, 1994·11 cites·8 claims
- 2037US4987553AStraight line drawing control apparatusRICOH KK·Filed 1989·Granted Jan 22, 1991·5 cites·15 claims
- 2135US6147766APrinting apparatus for increasing efficiency in transmitting image data between internal control unitsRICOH KK·Filed 1998·Granted Nov 14, 2000·5 cites·10 claims
- 2235US4394404AMethod for producing magnetic recording mediumHITACHI LTD·Filed 1981·Granted Jul 19, 1983·3 cites·13 claims
- 2331US5835685APage printer, resolution converting method, and variable-length reversible compression processRICOH KK·Filed 1997·Granted Nov 10, 1998·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →