Inventor · disambiguated record
Yasuyuki Kawada
Also filed as: KAWADA YASUYUKI
40 granted patents·3 pending applications·524 citations·filing 1983–2022
97Inventor score
Top patents by PatentIndex Score
43 records- 0198US8071482B2Manufacturing method of a silicon carbide semiconductor deviceKAWADA YASUYUKI·Filed 2008·Granted Dec 6, 2011·227 cites·8 claims
- 0293US4597879AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Jul 1, 1986·75 cites·3 claims
- 0387US7510788B2Perpendicular magnetic recording medium utilizing a first cobalt magnetic layer and a second Pd-SiOx layer and method of manufacturing sameFUJI ELEC DEVICE TECH CO LTD·Filed 2005·Granted Mar 31, 2009·8 cites·19 claims
- 0485US7056605B2Perpendicular magnetic recording medium and method of manufacturing the sameFUJI ELECTRIC CO LTD·Filed 2003·Granted Jun 6, 2006·19 cites·13 claims
- 0583US9209276B2Trench gate type semiconductor device and method of producing the sameFUJI ELECTRIC CO LTD·Filed 2014·Granted Dec 8, 2015·4 cites·17 claims
- 0679US9559188B2Trench gate type semiconductor device and method of producing the sameFUJI ELECTRIC CO LTD·Filed 2015·Granted Jan 31, 2017·2 cites·20 claims
- 0779US7682991B2Method of manufacturing silicon carbide semiconductor deviceFUJI ELEC DEVICE TECH CO LTD·Filed 2007·Granted Mar 23, 2010·8 cites·4 claims
- 0879US4537253AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Aug 27, 1985·29 cites·6 claims
- 0977US10096470B2Method of producing a silicon carbide single-crystal substrate by epitaxial growth of a SiC epitaxial film on a SiC substrateFUJI ELECTRIC CO LTD·Filed 2017·Granted Oct 9, 2018·2 cites·5 claims
- 1073US7582193B2Method for producing multilayer film perpendicular magnetic recording mediumFUJI ELEC DEVICE TECH CO LTD·Filed 2005·Granted Sep 1, 2009·2 cites·7 claims
- 1173US4555351AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Nov 26, 1985·23 cites·6 claims
- 1273US4549607AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Oct 29, 1985·27 cites·13 claims
- 1371US10032724B2Silicon carbide semiconductor base, method of crystal axis alignment in silicon carbide semiconductor base, and method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2017·Granted Jul 24, 2018·1 cites·11 claims
- 1471US8114783B2Silicon carbide semiconductor element, method of manufacturing the same, and silicon carbide deviceKAWADA YASUYUKI·Filed 2008·Granted Feb 14, 2012·4 cites·8 claims
- 1569US4532053AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Jul 30, 1985·19 cites·4 claims
- 1668US10186575B2Silicon carbide semiconductor device and a method of manufacturing a silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2018·Granted Jan 22, 2019·1 cites·6 claims
- 1768US8232184B2Method for manufacturing silicon carbide semiconductor device and the silicon carbide semiconductor deviceKAWADA YASUYUKI·Filed 2009·Granted Jul 31, 2012·2 cites·12 claims
- 1867US9117681B2Silicon carbide semiconductor element, method of manufacturing the same, and silicon carbide deviceKAWADA YASUYUKI·Filed 2012·Granted Aug 25, 2015·2 cites·4 claims
- 1966US9418840B2Silicon carbide semiconductor device manufacturing method and silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2015·Granted Aug 16, 2016·1 cites·17 claims
- 2065US8802546B2Method for manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2013·Granted Aug 12, 2014·1 cites·7 claims
- 2165US4534411AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Aug 13, 1985·21 cites·2 claims
- 2264US10026610B2Silicon carbide semiconductor device manufacturing methodFUJI ELECTRIC CO LTD·Filed 2015·Granted Jul 17, 2018·1 cites·16 claims
- 2364US4733728AMicellar slug for oil recoveryLION CORP·Filed 1985·Granted Mar 29, 1988·23 cites·4 claims
- 2462US8124510B2Method of manufacturing a silicon carbide semiconductor deviceKAWADA YASUYUKI·Filed 2010·Granted Feb 28, 2012·1 cites·3 claims
- 2557US7510977B2Method for manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC HOLDINGS·Filed 2007·Granted Mar 31, 2009·1 cites·10 claims
- 2657US2009272982A1Trench gate type semiconductor device and method of producing the sameFUJI ELEC DEVICE TECH CO LTD·Filed 2009·Application pending·0 cites
- 2755US12349402B2Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2022·Granted Jul 1, 2025·0 cites·10 claims
- 2855US11888035B2Silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2021·Granted Jan 30, 2024·0 cites·16 claims
- 2955US4765408AMicellar slug for oil recoveryLION CORP·Filed 1986·Granted Aug 23, 1988·12 cites·5 claims
- 3052US8648353B2Method for manufacturing silicon carbide semiconductor device and the silicon carbide semiconductor deviceKAWADA YASUYUKI·Filed 2012·Granted Feb 11, 2014·0 cites·5 claims
- 3149US11424325B2Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2020·Granted Aug 23, 2022·0 cites·12 claims
- 3248US11600702B2Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2021·Granted Mar 7, 2023·0 cites·10 claims
- 3348US11515387B2Method of manufacturing silicon carbide semiconductor device, method of manufacturing silicon carbide substrate, and silicon carbide substrateFUJI ELECTRIC CO LTD·Filed 2020·Granted Nov 29, 2022·0 cites·14 claims
- 3447US2009120315A1Lithographic printing methodTOYO INK MFG CO·Filed 2006·Application pending·0 cites
- 3546US11430870B2Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2020·Granted Aug 30, 2022·0 cites·11 claims
- 3643US9748149B2Method of manufacturing a silicon carbide semiconductor device including forming a protective film with a 2-layer structure comprised of silicon and carbonFUJI ELECTRIC CO LTD·Filed 2016·Granted Aug 29, 2017·0 cites·9 claims
- 3743US9502250B2Manufacturing method of silicon carbide semiconductor apparatusFUJI ELECTRIC CO LTD·Filed 2016·Granted Nov 22, 2016·0 cites·7 claims
- 3842US10818771B2Method of manufacturing silicon carbide semiconductor device, and method of manufacturing silicon carbide substrateFUJI ELECTRIC CO LTD·Filed 2019·Granted Oct 27, 2020·0 cites·10 claims
- 3942US4556108AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Dec 3, 1985·7 cites·5 claims
- 4040US9793121B2Method of manufacturing silicon carbide semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2016·Granted Oct 17, 2017·0 cites·8 claims
- 4137US2017175262A1Epitaxial growth apparatus, epitaxial growth method, and manufacturing method of semiconductor elementFUJI ELECTRIC CO LTD·Filed 2016·Application pending·0 cites
- 4234US10741648B2Semiconductor device and manufacturing method thereofAIST·Filed 2017·Granted Aug 11, 2020·0 cites·19 claims
- 4331US4512404AMicellar slug for oil recoveryLION CORP·Filed 1983·Granted Apr 23, 1985·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →