Inventor · disambiguated record
Keiko Yamada
Also filed as: YAMADA KEIKO
34 granted patents·6 pending applications·296 citations·filing 1985–2023
97Inventor score
Top patents by PatentIndex Score
40 records- 0189US8654242B2Single-focus optical system, image pickup device, and digital apparatusMATSUSAKA KEIJI·Filed 2010·Granted Feb 18, 2014·14 cites·18 claims
- 0288US8425044B2Projection optical systemYAMADA KEIKO·Filed 2008·Granted Apr 23, 2013·12 cites·28 claims
- 0388US8113667B2Projection optical systemYAMADA KEIKO·Filed 2008·Granted Feb 14, 2012·13 cites·26 claims
- 0481US5424419AOxidized complex comprising water-soluble carboxypolysaccharide and magnetic iron oxideMEITO SANGYO KK·Filed 1992·Granted Jun 13, 1995·73 cites·8 claims
- 0580US9709782B2Image-capturing optical system, image-capturing optical apparatus and digital deviceKONICA MINOLTA INC·Filed 2015·Granted Jul 18, 2017·3 cites·10 claims
- 0677US8882227B2Liquid discharge apparatusSEIKO EPSON CORP·Filed 2013·Granted Nov 11, 2014·2 cites·9 claims
- 0776US8427761B2Image pickup optical system, image pickup optical device, and digital equipmentYAMADA KEIKO·Filed 2010·Granted Apr 23, 2013·4 cites·15 claims
- 0876US7110058B2Method of fabricating liquid crystal display deviceNEC LCD TECHNOLOGIES·Filed 2005·Granted Sep 19, 2006·5 cites·6 claims
- 0973US5328681AComposition comprising magnetic metal oxide ultrafine particles and derivatized polysaccharidesMEITO SANGYO KK·Filed 1992·Granted Jul 12, 1994·40 cites·21 claims
- 1071US5668174AMethod of treating hyperparathyroidismKOWA TEKUNO SACHI CO LTD·Filed 1994·Granted Sep 16, 1997·51 cites·2 claims
- 1170US8052283B2Oblique projection optical systemKONICA MINOLTA OPTO INC·Filed 2008·Granted Nov 8, 2011·5 cites·20 claims
- 1269US9044950B2Printing apparatus and printing methodSEIKO EPSON CORP·Filed 2013·Granted Jun 2, 2015·1 cites·6 claims
- 1369US2011212233A1Malt extract and manufacturing method thereforSAN EI GEN FFI INC·Filed 2009·Application pending·0 cites
- 1468US9310582B2Image pick-up lens, image pick-up device, portable terminal and digital instrumentSANO EIGO·Filed 2012·Granted Apr 12, 2016·2 cites·22 claims
- 1568US9116325B2Imaging lens systemKONICA MINOLTA INC·Filed 2013·Granted Aug 25, 2015·2 cites·20 claims
- 1666US8638483B2Image display device and head-mounted displayYAMADA KEIKO·Filed 2009·Granted Jan 28, 2014·4 cites·11 claims
- 1765US7046314B2Method of fabricating liquid crystal display deviceNEC LCD TECHNOLOGIES LTD·Filed 2005·Granted May 16, 2006·2 cites·4 claims
- 1864US9411139B2Imaging optical system, imaging optical device, and digital apparatusKONICA MINOLTA INC·Filed 2015·Granted Aug 9, 2016·1 cites·10 claims
- 1963US8159735B2Laser projectorKONNO KENJI·Filed 2009·Granted Apr 17, 2012·1 cites·10 claims
- 2062US5035413APrinter with an initial sheet-setting functionBROTHER IND LTD·Filed 1989·Granted Jul 30, 1991·24 cites·6 claims
- 2159US9395524B2Variable magnification optical system, imaging optical device, and digital applianceKONICA MINOLTA INC·Filed 2014·Granted Jul 19, 2016·0 cites·8 claims
- 2259US7880948B2Scanning projection deviceKONICA MINOLTA OPTO INC·Filed 2008·Granted Feb 1, 2011·2 cites·11 claims
- 2359US2009104278A1Food composition for recovery from fatigueAJINOMOTO KK·Filed 2008·Application pending·0 cites
- 2457US8542383B2Data transfer system for an electronic device, a media processing device, and a control method for a media processing deviceKOMIYAMA TAKAHISA·Filed 2008·Granted Sep 24, 2013·2 cites·6 claims
- 2555US12267587B2Electronic apparatus and method for controlling same to facilitate imaging mode selectionCANON KK·Filed 2023·Granted Apr 1, 2025·0 cites·10 claims
- 2652US10007099B2Variable-magnification optical system, imaging optical device, and digital applianceKONICA MINOLTA INC·Filed 2016·Granted Jun 26, 2018·0 cites·10 claims
- 2751US2006093649A1Food composition for recovery from fatigueAJINOMOTO KK·Filed 2003·Application pending·0 cites
- 2850US4780008ASystem for simultaneous correction of data in a text memory and on a printoutBROTHER IND LTD·Filed 1987·Granted Oct 25, 1988·7 cites·4 claims
- 2949US8955933B2Printing apparatus and printing methodSEIKO EPSON CORP·Filed 2013·Granted Feb 17, 2015·0 cites·11 claims
- 3047US7012657B2Method of fabricating liquid crystal display deviceNEC LCD TECHNOLOGIES LTD·Filed 2003·Granted Mar 14, 2006·2 cites·8 claims
- 3145US11768360B2Imaging lens, imaging optical device, digital device, and method of manufacturing imaging lensNIKON CORP·Filed 2020·Granted Sep 26, 2023·0 cites·11 claims
- 3245US4901248APrinting device with compressed text data memoryBROTHER IND LTD·Filed 1987·Granted Feb 13, 1990·13 cites·5 claims
- 3344US4919553APrinter having head release mechanism responsive to space commanding codesBROTHER IND LTD·Filed 1988·Granted Apr 24, 1990·5 cites·4 claims
- 3443US2007065488A1Food composition having anti-stress actionAJINOMOTO KK·Filed 2006·Application pending·0 cites
- 3538US2014015991A1Imaging optical system, imaging device, and digital apparatusYAMADA KEIKO·Filed 2012·Application pending·0 cites
- 3638US2004180076A1Sterol composition, fat compositions containing the same and foodsFiled 2002·Application pending·0 cites
- 3736US5948636ADNA and host cells encoding a cell surface protein of porphyromonas gingivalisKYOWA HAKKO KOGYO KK·Filed 1995·Granted Sep 7, 1999·1 cites·15 claims
- 3832US4695172APrinter with display for double-width characterBROTHER IND LTD·Filed 1985·Granted Sep 22, 1987·3 cites·6 claims
- 3931US4853695AData input device having switch matrix scanning meansBROTHER IND LTD·Filed 1988·Granted Aug 1, 1989·2 cites·8 claims
- 4029US6171805B1DNA and host cells encoding a cell surface protein of Porphyromonas gingivalisKYOWA HAKKO KOGYO KK·Filed 1999·Granted Jan 9, 2001·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →