Inventor · disambiguated record
Keita Sakai
Also filed as: SAKAI KEITA
21 granted patents·8 pending applications·154 citations·filing 1990–2025
94Inventor score
Files withCANON KK20MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5NUVOTON TECHNOLOGY CORP JAPAN1PANASONIC IP MAN CO LTD1SAKAI KEITA1
Top patents by PatentIndex Score
29 records- 0189US7705966B2Immersion exposure apparatusCANON KK·Filed 2007·Granted Apr 27, 2010·13 cites·10 claims
- 0285US7394522B2Exposure apparatus and device manufacturing methodCANON KK·Filed 2007·Granted Jul 1, 2008·12 cites·15 claims
- 0381US6479212B1Photosensitive resin, resist composition using the photosensitive resin, pattern formation method using the resist composition, device produced by the pattern formation method, and exposure methodCANON KK·Filed 2000·Granted Nov 12, 2002·18 cites·20 claims
- 0472US7714980B2Exposure apparatus, exposure method, and exposure systemCANON KK·Filed 2007·Granted May 11, 2010·3 cites·13 claims
- 0570US6225019B1Photosensitive resin, resist based on the photosensitive resin, exposure apparatus and exposure method using the resist, and semiconductor device obtained by the exposure methodCANON KK·Filed 1999·Granted May 1, 2001·27 cites·28 claims
- 0669US9829789B2Method for determining pattern of mold for imprint, imprint method, and apparatusCANON KK·Filed 2014·Granted Nov 28, 2017·1 cites·9 claims
- 0767US6270270B2Printing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Aug 7, 2001·10 cites·20 claims
- 0865US2025350319A1Contactless communication device, control method, and recording mediumNUVOTON TECHNOLOGY CORP JAPAN·Filed 2025·Application pending·0 cites
- 0961US6008942ADiffractive optical element and optical instrument having the sameCANON KK·Filed 1997·Granted Dec 28, 1999·23 cites·7 claims
- 1060US11267252B2Ejection apparatus and imprint apparatusCANON KK·Filed 2020·Granted Mar 8, 2022·0 cites·18 claims
- 1158US2022317566A1Molding apparatus, method of molding, and method of planarizationCANON KK·Filed 2022·Application pending·0 cites
- 1257US11752686B2Imprint apparatus and method of controlling imprint apparatusCANON KK·Filed 2020·Granted Sep 12, 2023·0 cites·13 claims
- 1357US7754011B2Method of manufacturing a calcium fluoride single crystalCANON KK·Filed 2008·Granted Jul 13, 2010·1 cites·2 claims
- 1456US5952149AResist solution for photolithography including a base resin and an oxygen-free or low-oxygen solventCANON KK·Filed 1996·Granted Sep 14, 1999·13 cites·5 claims
- 1556US2006260535A1Single crystal calcium fluoride for photolithographyCANON KK·Filed 2006·Application pending·0 cites
- 1655US9947146B2Information processing system for electric two-wheeled vehicle, electric two-wheeled vehicle, electric equipment unit, and key for electric two-wheeled vehiclePANASONIC IP MAN CO LTD·Filed 2016·Granted Apr 17, 2018·1 cites·18 claims
- 1752US7105049B2Method of manufacturing single crystal calcium fluorideCANON KK·Filed 2003·Granted Sep 12, 2006·1 cites·5 claims
- 1851US6331383B1Patterning method, and method for manufacturing semiconductor deviceCANON KK·Filed 1996·Granted Dec 18, 2001·13 cites·10 claims
- 1947US2009273766A1Apparatus and method for exposure and method of manufacturing deviceCANON KK·Filed 2009·Application pending·0 cites
- 2047US2009225291A1Exposure apparatus, exposure method, and device manufacturing methodCANON KK·Filed 2009·Application pending·0 cites
- 2145US2014327183A1Imprint method and imprint apparatusCANON KK·Filed 2014·Application pending·0 cites
- 2245US2016219717A1Method for forming a patterned film, method for manufacturing optical component, method for manufacturing circuit board, and method for manufacturing electronic componentCANON KK·Filed 2014·Application pending·0 cites
- 2342US5588092APrinter control circuit and the printer controlled therebyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Dec 24, 1996·11 cites·17 claims
- 2438US2004200405A1Crystallization methodFiled 2004·Application pending·0 cites
- 2537US6529226B2Thermal printer and driving device for the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 4, 2003·1 cites·6 claims
- 2636US9164395B2Exposure apparatus, and method of manufacturing a deviceSAKAI KEITA·Filed 2011·Granted Oct 20, 2015·0 cites·12 claims
- 2736US6087076AMethod of manufacturing semiconductor devices by performing coating, heating, exposing and developing in a low-oxygen or oxygen free controlled environmentCANON KK·Filed 1997·Granted Jul 11, 2000·3 cites·7 claims
- 2832US5093673AThermal line printer with external memory meansMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Mar 3, 1992·2 cites·4 claims
- 2928US6288737B1Thermal printer and drive thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Sep 11, 2001·1 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →