Inventor · disambiguated record
Ryuichi Ishii
Also filed as: ISHII RYUICHI
29 granted patents·5 pending applications·362 citations·filing 1985–2023
96Inventor score
Files withMITSUBISHI ELECTRIC CORP17TOSHIBA KK11JAPAN STEEL WORKS LTD2ACTION CLICK CO LTD1CRITERIA COMM INC1
Top patents by PatentIndex Score
34 records- 0196US6499946B1Steam turbine rotor and manufacturing method thereofTOSHIBA KK·Filed 2000·Granted Dec 31, 2002·74 cites·20 claims
- 0290US7484926B2Steam turbine power plantTOSHIBA KK·Filed 2006·Granted Feb 3, 2009·21 cites·6 claims
- 0386US10553559B2Power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Feb 4, 2020·6 cites·5 claims
- 0484US7238005B2Steam turbine power plantTOSHIBA KK·Filed 2004·Granted Jul 3, 2007·17 cites·9 claims
- 0582US7651318B2Steam turbineTOSHIBA KK·Filed 2007·Granted Jan 26, 2010·4 cites·6 claims
- 0681US11430721B2Power moduleMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Aug 30, 2022·1 cites·8 claims
- 0781US8653924B2ReactorKOBAYASHI MASARU·Filed 2011·Granted Feb 18, 2014·5 cites·18 claims
- 0876US11088649B2Power conversion unitMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Aug 10, 2021·4 cites·8 claims
- 0976US7850424B2Steam turbine power plantTOSHIBA KK·Filed 2007·Granted Dec 14, 2010·2 cites·10 claims
- 1073US5779821ARotor for steam turbine and manufacturing method thereofTOSHIBA KK·Filed 1994·Granted Jul 14, 1998·20 cites·12 claims
- 1171US7192247B2Steam turbine power generation system and low-pressure turbine rotorTOSHIBA KK·Filed 2005·Granted Mar 20, 2007·1 cites·7 claims
- 1268US7599853B2System and method of arranging delivery of advertisements over a network such as the internetCRITERIA COMM INC·Filed 2003·Granted Oct 6, 2009·8 cites·15 claims
- 1367US6821360B2Heat-resisting steel, method for thermally treating heat-resisting steel, and components made of heat-resisting steelTOSHIBA KK·Filed 2000·Granted Nov 23, 2004·6 cites·21 claims
- 1466US6763334B1System and method of arranging delivery of advertisements over a network such as the internetACTION CLICK CO LTD·Filed 1999·Granted Jul 13, 2004·160 cites·26 claims
- 1566US6494970B1Heat resistant steel casting and method of manufacturing the sameTOSHIBA KK·Filed 2000·Granted Dec 17, 2002·6 cites·12 claims
- 1659US12456665B2Resin-sealed semiconductor device and method for manufacturing resin-sealed semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Oct 28, 2025·0 cites·12 claims
- 1757US6193469B1High toughness heat-resistant steel, turbine rotor and method of producing the sameTOSHIBA KK·Filed 1998·Granted Feb 27, 2001·13 cites·20 claims
- 1853US2023223317A1Resin-sealed semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 1952US12456666B2Semiconductor device and manufacturing method thereforMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Oct 28, 2025·0 cites·9 claims
- 2052US2025149413A1Semiconductor device and method of manufacturing semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2023·Application pending·0 cites
- 2151US11581247B2Semiconductor device resistant to thermal cracking and manufacturing method thereofMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Feb 14, 2023·0 cites·10 claims
- 2250US5560788AHeat resisting steelsJAPAN STEEL WORKS LTD·Filed 1995·Granted Oct 1, 1996·10 cites·4 claims
- 2349US2025183117A1Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 2447US11569148B2Semiconductor device with a metal plateMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Jan 31, 2023·0 cites·20 claims
- 2546US10186501B2Electric power converter and power moduleMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jan 22, 2019·0 cites·7 claims
- 2645US10242930B2Molded resin-sealed power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Mar 26, 2019·0 cites·6 claims
- 2745US4959091AMethod for increasing the yield of cropsNAT FEDERATION AGRIC COOP ASS·Filed 1985·Granted Sep 25, 1990·4 cites·17 claims
- 2844US9018756B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Apr 28, 2015·0 cites·11 claims
- 2943US10937725B2Semiconductor device and method for manufacturing thereofMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Mar 2, 2021·0 cites·7 claims
- 3043US10727189B2Power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jul 28, 2020·0 cites·20 claims
- 3143US2006054254A1Heat-resisting steel, heat treatment method for heat-resisting steel and high-temperature steam turbine rotorTOSHIBA KK·Filed 2005·Application pending·0 cites
- 3242US2003185700A1Heat-resisting steel and method of manufacturing the sameJAPAN STEEL WORKS LTD·Filed 2002·Application pending·0 cites
- 3340US10403559B2Power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Sep 3, 2019·0 cites·15 claims
- 3438US12232300B2Power semiconductor device and method for manufacturing power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Feb 18, 2025·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →