Inventor · disambiguated record
Yoichi Yamada
Also filed as: YAMADA YOICHI
154 granted patents·37 pending applications·1,679 citations·filing 1988–2024
99Inventor score
Top patents by PatentIndex Score
191 records- 0196US9950532B2Liquid ejecting head and manufacturing method thereofSEIKO EPSON CORP·Filed 2015·Granted Apr 24, 2018·8 cites·15 claims
- 0296US7885554B2Developing device, image forming apparatus, image forming system, cartridge, developing unit and photoconductor unitSEIKO EPSON CORP·Filed 2005·Granted Feb 8, 2011·46 cites·91 claims
- 0396US6464585B1Sound generating device and video game device using the sameNINTENDO CO LTD·Filed 1988·Granted Oct 15, 2002·119 cites·19 claims
- 0495US9193882B2Ink composition for ink jet recording, ink supply system, and ink jet recording apparatusSEIKO EPSON CORP·Filed 2013·Granted Nov 24, 2015·8 cites·13 claims
- 0593US7565099B2Developing device and image forming apparatus having a toner-particle bearing roller with a helical groove portionSEIKO EPSON CORP·Filed 2006·Granted Jul 21, 2009·17 cites·16 claims
- 0692US6821204B2Game system and game programNINTENDO CO LTD·Filed 2002·Granted Nov 23, 2004·143 cites·22 claims
- 0790US5614687AApparatus for detecting the number of beatsPIONEER ELECTRONIC CORP·Filed 1995·Granted Mar 25, 1997·98 cites·10 claims
- 0889US8465121B2Fluid ejecting apparatus and wiping methodYAMADA YOICHI·Filed 2011·Granted Jun 18, 2013·5 cites·6 claims
- 0988US7618325B2Game apparatus and storage medium storing game programNINTENDO CO LTD·Filed 2005·Granted Nov 17, 2009·20 cites·15 claims
- 1088US7394731B2Information playback apparatusPIONEER CORP·Filed 2006·Granted Jul 1, 2008·8 cites·20 claims
- 1186US6970177B2Image processing systemNINTENDO CO LTD·Filed 2003·Granted Nov 29, 2005·36 cites·12 claims
- 1285US8147304B2Storage medium having game program stored thereon and game apparatusYAMADA YOICHI·Filed 2007·Granted Apr 3, 2012·9 cites·29 claims
- 1385US7123863B2Image forming apparatus with rotary unit that can accommodate a plurality of development cartridgesSEIKO EPSON CORP·Filed 2005·Granted Oct 17, 2006·8 cites·7 claims
- 1485US6626760B1Video game apparatus and memory medium thereforNINTENDO CO LTD·Filed 2000·Granted Sep 30, 2003·50 cites·2 claims
- 1585US6612930B2Video game apparatus and method with enhanced virtual camera controlNINTENDO CO LTD·Filed 2001·Granted Sep 2, 2003·59 cites·10 claims
- 1685US6336022B2Developing unitSEIKO EPSON CORP·Filed 2001·Granted Jan 1, 2002·15 cites·1 claims
- 1785US5502703AOptical disc reproducing apparatusPIONEER ELECTRONIC CORP·Filed 1994·Granted Mar 26, 1996·37 cites·12 claims
- 1884US7555252B2Image forming apparatus that prevents conspicuous unevenness in image densitySEIKO EPSON CORP·Filed 2007·Granted Jun 30, 2009·8 cites·20 claims
- 1984US7042814B2Information playback apparatusPIONEER CORP·Filed 2002·Granted May 9, 2006·17 cites·5 claims
- 2083US8202147B2Storage medium having game program stored therein and game apparatusYAMADA YOICHI·Filed 2009·Granted Jun 19, 2012·9 cites·14 claims
- 2183US7409171B2Image forming apparatus and method having an intermediate transfer member with a multilayer structure that prevents abnormal images due to abnormal dischargesSEIKO EPSON CORP·Filed 2005·Granted Aug 5, 2008·7 cites·45 claims
- 2283US7359662B2Image forming apparatus with control blade having an arcuate shapeSEIKO EPSON CORP·Filed 2005·Granted Apr 15, 2008·7 cites·7 claims
- 2383US6434242B2Audio signal mixer for long mix editingPIONEER ELECTRONIC CORP·Filed 2001·Granted Aug 13, 2002·14 cites·5 claims
- 2482US8306768B2Game apparatus and computer-readable recording medium recording game program for controlling attitude and position of an object in a virtual spaceYAMADA YOICHI·Filed 2009·Granted Nov 6, 2012·12 cites·14 claims
- 2582US6163674ADeveloping unit having developing roller with restraining bladeSEIKO EPSON CORP·Filed 1999·Granted Dec 19, 2000·18 cites·3 claims
- 2682US5422987AMethod and apparatus for changing the perspective view of a three-dimensional object image displayed on a display screenFUJITSU LTD·Filed 1992·Granted Jun 6, 1995·73 cites·23 claims
- 2781US8103128B2Graphic object collision detection with axis-aligned bounding regions calculated from inclination angleAONUMA EIJI·Filed 2009·Granted Jan 24, 2012·8 cites·22 claims
- 2881US7467998B2Puzzle game apparatus, storage medium storing puzzle game program, and puzzle game controlling methodNINTENDO CO LTD·Filed 2005·Granted Dec 23, 2008·9 cites·14 claims
- 2981US6751167B2Information playback apparatusPIONEER CORP·Filed 2002·Granted Jun 15, 2004·32 cites·5 claims
- 3079US9492747B2Using handheld controller attitude to select a desired object displayed on a screenYAMADA YOICHI·Filed 2010·Granted Nov 15, 2016·6 cites·24 claims
- 3179US8393966B2Game system and storage medium storing game programYAMADA YOICHI·Filed 2009·Granted Mar 12, 2013·5 cites·11 claims
- 3279US7635305B2Game system and storage medium storing game programNINTENDO CO LTD·Filed 2005·Granted Dec 22, 2009·6 cites·17 claims
- 3379US6198893B1Image forming apparatus having a plurality of developing unitsSEIKO EPSON CORP·Filed 1999·Granted Mar 6, 2001·16 cites·3 claims
- 3479US6192209B1Developing unitSEIKO EPSON CORP·Filed 1999·Granted Feb 20, 2001·16 cites·4 claims
- 3578US9827492B2Game apparatus and computer readable storage medium storing game programNINTENDO CO LTD·Filed 2014·Granted Nov 28, 2017·4 cites·34 claims
- 3678US8690656B2Game apparatus and computer readable storage medium storing game programYAMADA YOICHI·Filed 2008·Granted Apr 8, 2014·5 cites·8 claims
- 3778US7713129B2Image processing systemNINTENDO CO LTD·Filed 2004·Granted May 11, 2010·20 cites·10 claims
- 3877US8376851B2Storage medium having game program stored therein and game apparatusNINTENDO CO LTD·Filed 2009·Granted Feb 19, 2013·5 cites·15 claims
- 3977US7907879B2Development roller, development device, image forming apparatus, and method of manufacturing development rollerSEIKO EPSON CORP·Filed 2009·Granted Mar 15, 2011·4 cites·20 claims
- 4077US7609990B2Image forming apparatus that prevents toner from being jetted when cleaner blade or sealing member is separated from image carrierSEIKO EPSON CORP·Filed 2006·Granted Oct 27, 2009·5 cites·16 claims
- 4177US6889024B2Image-forming apparatus and computer systemSEIKO EPSON CORP·Filed 2003·Granted May 3, 2005·17 cites·10 claims
- 4277US6290604B2Video game apparatus and memory used thereforNINTENDO CO LTD·Filed 2001·Granted Sep 18, 2001·22 cites·7 claims
- 4376US9334412B2Ink composition for ink jet recording, ink supply system, and ink jet recording apparatusSEIKO EPSON CORP·Filed 2015·Granted May 10, 2016·1 cites·13 claims
- 4476US7967680B2Storage medium having game program stored thereon and game apparatusNINTENDO CO LTD·Filed 2006·Granted Jun 28, 2011·7 cites·6 claims
- 4576US7474103B2Storage medium having game program stored thereon and game apparatusNINTENDO CO LTD·Filed 2007·Granted Jan 6, 2009·5 cites·18 claims
- 4676US6941100B2Developer bearing member, method for producing developer bearing member, developing device, image-forming apparatus, and computer systemSEIKO EPSON CORP·Filed 2003·Granted Sep 6, 2005·15 cites·72 claims
- 4776US6165073AVideo game apparatus and memory medium thereforNINTENDO CO LTD·Filed 1998·Granted Dec 26, 2000·73 cites·52 claims
- 4875US11135243B2Composition for treatment of damaged partSHED TECH CORP·Filed 2018·Granted Oct 5, 2021·1 cites·19 claims
- 4975US8430751B2Computer-readable storage medium having game program stored therein and game apparatusYAMADA YOICHI·Filed 2009·Granted Apr 30, 2013·4 cites·21 claims
- 5074US7356272B2Image forming apparatus with developing roller that rotates during standby to ensure toner uniformitySEIKO EPSON CORP·Filed 2005·Granted Apr 8, 2008·4 cites·15 claims
Showing the top 50 of 191 patent records by PatentIndex Score.
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