Inventor · disambiguated record
Yuji Akiyama
Also filed as: AKIYAMA YUJI
113 granted patents·6 pending applications·2,557 citations·filing 1979–2025
99Inventor score
Top patents by PatentIndex Score
119 records- 0199US5509140AReplaceable ink cartridgeCANON KK·Filed 1993·Granted Apr 16, 1996·190 cites·14 claims
- 0297US10315194B2Chip device and a particle analyzing apparatusSONY CORP·Filed 2016·Granted Jun 11, 2019·20 cites·21 claims
- 0397US5477246AInk jet recording apparatus and methodCANON KK·Filed 1992·Granted Dec 19, 1995·114 cites·22 claims
- 0494US7006668B2Image processing method and image processing apparatusCANON KK·Filed 2000·Granted Feb 28, 2006·67 cites·44 claims
- 0593US7738030B2Image processing apparatus for print process of photographed imageCANON KK·Filed 2007·Granted Jun 15, 2010·17 cites·4 claims
- 0692US5841448ASubstrate for ink-jet head, having an optical element ink-jet head, and ink-jet apparatusCANON KK·Filed 1994·Granted Nov 24, 1998·82 cites·16 claims
- 0791US7750921B2Image data processing method and apparatus, storage medium product, and program productCANON KK·Filed 2006·Granted Jul 6, 2010·11 cites·8 claims
- 0890US7034844B2Image data processing method and apparatus, storage medium product, and program productCANON KK·Filed 2004·Granted Apr 25, 2006·31 cites·10 claims
- 0990US5981045AInk transfer medium and image formation using the sameCANON KK·Filed 1997·Granted Nov 9, 1999·51 cites·6 claims
- 1090US5742311AReplaceable ink cartridgeCANON KK·Filed 1996·Granted Apr 21, 1998·46 cites·42 claims
- 1190US5739828AInk jet recording method and apparatus having resolution transformation capabilityCANON KK·Filed 1995·Granted Apr 14, 1998·71 cites·43 claims
- 1289US6050680AInk jet recording with mixing and storage of color inks with different mixing ratiosCANON KK·Filed 1996·Granted Apr 18, 2000·68 cites·10 claims
- 1388US7079152B2Image data processing method and apparatus, storage medium product, and program productCANON KK·Filed 2002·Granted Jul 18, 2006·25 cites·8 claims
- 1488US6814420B2Image processing method and apparatus, storage medium and programCANON KK·Filed 2002·Granted Nov 9, 2004·29 cites·53 claims
- 1586US5594478AInk jet recording apparatus for divisionally driving a recording head with a plurality of ink jet orifices grouped into blocksCANON KK·Filed 1995·Granted Jan 14, 1997·75 cites·8 claims
- 1685US10972714B2Image processing apparatus, image processing method and storage medium for storing programCANON KK·Filed 2019·Granted Apr 6, 2021·4 cites·21 claims
- 1785US9459182B2Microchip and particle analyzing apparatusAKIYAMA YUJI·Filed 2012·Granted Oct 4, 2016·4 cites·14 claims
- 1885US7167205B2Image processing apparatus for print process of photographed imageCANON KK·Filed 2002·Granted Jan 23, 2007·23 cites·18 claims
- 1984US8693864B2Optical network system, optical redundant switching apparatus, and WDM apparatusKUBO KAZUO·Filed 2008·Granted Apr 8, 2014·10 cites·8 claims
- 2084US6705717B1Ink-jet printer and printing system capable of printing on clothes and papers, ink to be used in the system and production method for producing article with employing the systemCANON KK·Filed 1994·Granted Mar 16, 2004·49 cites·33 claims
- 2184US6022383AProcesses for coloring leather by an ink-jet printing method using anionic coloring agents and cationic agents, and leather products obtained therewithCANON KK·Filed 1997·Granted Feb 8, 2000·41 cites·32 claims
- 2283US10992851B2Image processing apparatus, image processing method, and non-transitory computer-readable storage medium, with image processing based on image processing condition and information equivalent to distance from focal planeCANON KK·Filed 2019·Granted Apr 27, 2021·3 cites·39 claims
- 2383US7242800B2Image processing apparatus, image processing system, image processing method, storage medium, and programCANON KK·Filed 2003·Granted Jul 10, 2007·23 cites·20 claims
- 2483US5831642AInk jet recording method and apparatusCANON KK·Filed 1997·Granted Nov 3, 1998·63 cites·74 claims
- 2583US5825377AMethod and apparatus for ink-jet recording with inks having different densitiesCANON KK·Filed 1997·Granted Oct 20, 1998·61 cites·17 claims
- 2683US5729259ARandom jet recording apparatus and method by thick and thin inksCANON KK·Filed 1994·Granted Mar 17, 1998·47 cites·16 claims
- 2783US5604520AInk jet recording method using different mask patternsCANON KK·Filed 1995·Granted Feb 18, 1997·61 cites·16 claims
- 2883US5359355AInk jet recording apparatus for recording with variable scanning speedsCANON KK·Filed 1992·Granted Oct 25, 1994·80 cites·19 claims
- 2982US10958888B2Image processing apparatus, image processing method and storage medium for storing programCANON KK·Filed 2019·Granted Mar 23, 2021·3 cites·15 claims
- 3082US8731398B2Optical network system and WDM apparatusAKIYAMA YUJI·Filed 2012·Granted May 20, 2014·8 cites·20 claims
- 3182US6027196ARecording method for gradation recording with light-and dark-colored inks and apparatus thereforCANON KK·Filed 1997·Granted Feb 22, 2000·44 cites·34 claims
- 3282US5992971AInk jet recording method and apparatusCANON KK·Filed 1994·Granted Nov 30, 1999·44 cites·66 claims
- 3381US7266239B2Method and apparatus for processing image data, storage medium and programCANON KK·Filed 2002·Granted Sep 4, 2007·20 cites·15 claims
- 3480US9202284B2Image processing method, image processing apparatus and non-transitory computer-readable storage medium thereforAKIYAMA YUJI·Filed 2011·Granted Dec 1, 2015·6 cites·30 claims
- 3580US6394590B1Replaceable liquid containerCANON KK·Filed 1996·Granted May 28, 2002·25 cites·33 claims
- 3680US6302674B1Optical disc molding apparatusSONY CORP·Filed 2000·Granted Oct 16, 2001·15 cites·9 claims
- 3780US6012808AInk container, ink and ink jet recording apparatus using ink containerCANON KK·Filed 1996·Granted Jan 11, 2000·24 cites·35 claims
- 3880US6007174AInk jet recording apparatus and methodCANON KK·Filed 1993·Granted Dec 28, 1999·32 cites·21 claims
- 3980US6000781AShuttle type recording apparatusCANON KK·Filed 1997·Granted Dec 14, 1999·41 cites·25 claims
- 4080US5543826AInk jet apparatus and method for recovery thereofCANON KK·Filed 1995·Granted Aug 6, 1996·41 cites·35 claims
- 4179US7450281B2Image processing apparatus and information processing apparatus, and method thereofCANON KK·Filed 2003·Granted Nov 11, 2008·19 cites·5 claims
- 4278US7684063B2Image processing method and apparatus, storage medium and program for achieving concordance between print colors and display colorsCANON KK·Filed 2004·Granted Mar 23, 2010·13 cites·7 claims
- 4378US6325501B2Ink-jet printing cloth, printing process using the same and print obtained by the processCANON KK·Filed 2001·Granted Dec 4, 2001·8 cites·32 claims
- 4478US6053595AMulti recording system using monochrome printerCANON KK·Filed 1995·Granted Apr 25, 2000·39 cites·49 claims
- 4577US5701146AInk head recovery method and apparatusCANON KK·Filed 1995·Granted Dec 23, 1997·32 cites·16 claims
- 4676US7154843B2Stamper and optical disk with specific dimensions, surface roughness, and a land and a groove provided in a non-signal recording areaSONY CORP·Filed 2002·Granted Dec 26, 2006·9 cites·4 claims
- 4776US6149264AInk jet recording apparatusCANON KK·Filed 1999·Granted Nov 21, 2000·29 cites·7 claims
- 4875US7158671B2Image processing apparatus and methodCANON KK·Filed 2003·Granted Jan 2, 2007·12 cites·13 claims
- 4975US6524418B2Method of production of multilayer optical recording mediumSONY CORP·Filed 2001·Granted Feb 25, 2003·11 cites·11 claims
- 5074US7369163B2Image processing apparatus, image processing method, and program using condition information for image processingCANON KK·Filed 2003·Granted May 6, 2008·11 cites·24 claims
Showing the top 50 of 119 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →