Inventor · disambiguated record
Tomotaka Ishikawa
Also filed as: ISHIKAWA TOMOTAKA
55 granted patents·9 pending applications·91 citations·filing 1998–2022
97Inventor score
Files withTOYOTA MOTOR CO LTD30MITSUBISHI ELECTRIC CORP10ISHIKAWA TOMOTAKA8NIHON PLAST CO LTD4SUEMATSU KEIGO2
Top patents by PatentIndex Score
64 records- 0189US10714772B2Fuel cell system with improved leak detectionTOYOTA MOTOR CO LTD·Filed 2017·Granted Jul 14, 2020·4 cites·3 claims
- 0287US10930953B2Fuel cell system and method of controlling fuel cell systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Feb 23, 2021·3 cites·7 claims
- 0385US11656015B2Refrigeration cycle apparatus and refrigeration apparatusMITSUBISHI ELECTRIC CORP·Filed 2017·Granted May 23, 2023·2 cites·5 claims
- 0484US8753782B2Cooling system and method of a fuel cellISHIKAWA TOMOTAKA·Filed 2011·Granted Jun 17, 2014·3 cites·3 claims
- 0583US10001310B2Binary refrigeration apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jun 19, 2018·4 cites·8 claims
- 0683US8092947B1Fuel cell systemISHIKAWA TOMOTAKA·Filed 2009·Granted Jan 10, 2012·5 cites·3 claims
- 0779US8905430B2Cover body for airbag deviceNIHON PLAST CO LTD·Filed 2013·Granted Dec 9, 2014·9 cites·4 claims
- 0879US7744121B2Airbag, airbag apparatus, and method for folding airbagNIHON PLAST CO LTD·Filed 2007·Granted Jun 29, 2010·11 cites·5 claims
- 0978US8252470B2Fuel cell systemISHIKAWA TOMOTAKA·Filed 2008·Granted Aug 28, 2012·3 cites·3 claims
- 1077US9797648B2Refrigerating and air-conditioning apparatus for use in a defrosting operationISHIKAWA TOMOTAKA·Filed 2011·Granted Oct 24, 2017·3 cites·11 claims
- 1177US8652699B2Fuel cell systemSUEMATSU KEIGO·Filed 2009·Granted Feb 18, 2014·3 cites·3 claims
- 1276US9105889B2Method and apparatus for determining humidity states of individual cells in a fuel cell, method and apparatus for controlling humidity states of individual cells in a fuel cell, and a fuel cell systemSUEMATSU KEIGO·Filed 2009·Granted Aug 11, 2015·3 cites·23 claims
- 1376US2023134047A1Refrigeration cycle apparatus and refrigeration apparatusMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 1474US10077924B2Binary refrigeration apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Sep 18, 2018·2 cites·8 claims
- 1573US12489124B2Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2022·Granted Dec 2, 2025·0 cites·5 claims
- 1673US10132539B2Refrigerating apparatusSUGIMOTO TAKESHI·Filed 2012·Granted Nov 20, 2018·2 cites·9 claims
- 1773US9541313B2Refrigerating deviceIKEDA TAKASHI·Filed 2010·Granted Jan 10, 2017·2 cites·9 claims
- 1872US8728672B2Fuel cell systemISHIKAWA TOMOTAKA·Filed 2009·Granted May 20, 2014·2 cites·7 claims
- 1967US11387475B2Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2021·Granted Jul 12, 2022·0 cites·3 claims
- 2066US11476475B2Fuel cell system and control method thereforTOYOTA MOTOR CO LTD·Filed 2021·Granted Oct 18, 2022·0 cites·5 claims
- 2165US11532828B2Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2021·Granted Dec 20, 2022·0 cites·6 claims
- 2265US11424463B2Fuel cell system and control method thereofTOYOTA MOTOR CO LTD·Filed 2021·Granted Aug 23, 2022·0 cites·6 claims
- 2365US11258084B2Fuel cell system and opening/closing method for discharge valveTOYOTA MOTOR CO LTD·Filed 2020·Granted Feb 22, 2022·0 cites·4 claims
- 2464US11611093B2Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2021·Granted Mar 21, 2023·0 cites·7 claims
- 2564US9726420B2Apparatus for defrosting a plurality of heat exchangers having a common outdoor fanISHIKAWA TOMOTAKA·Filed 2011·Granted Aug 8, 2017·1 cites·19 claims
- 2664US2022293973A1Full cell systemTOYOTA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 2763US10247454B2Refrigerating apparatusMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Apr 2, 2019·0 cites·4 claims
- 2863US8119300B2Air conditioning control systemTSUCHIYA NAOHISA·Filed 2007·Granted Feb 21, 2012·7 cites·3 claims
- 2962US11962048B2Fuel cell system with improved low temperature operationTOYOTA MOTOR CO LTD·Filed 2021·Granted Apr 16, 2024·0 cites·4 claims
- 3062US10845108B2Refrigeration device and controller for refrigeration deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Nov 24, 2020·1 cites·4 claims
- 3161US11664508B2Fuel cell system and method of controlling fuel cell systemTOYOTA MOTOR CO LTD·Filed 2021·Granted May 30, 2023·0 cites·4 claims
- 3261US11367885B2Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2021·Granted Jun 21, 2022·0 cites·4 claims
- 3361US10957924B2Fuel cell system and method for controlling the fuel cell systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Mar 23, 2021·0 cites·5 claims
- 3459US6006644AMine treatment method and mine treating apparatusNISSAN MOTOR·Filed 1998·Granted Dec 28, 1999·20 cites·7 claims
- 3557US10254016B2Refrigeration cycle apparatus and method for controlling refrigeration cycle apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Apr 9, 2019·0 cites·20 claims
- 3657US9874402B2Heat exchanger, refrigeration cycle apparatus, and method of manufacturing heat exchangerMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jan 23, 2018·0 cites·7 claims
- 3757US9452770B2Steering wheelNIHON PLAST CO LTD·Filed 2014·Granted Sep 27, 2016·0 cites·4 claims
- 3857US9425473B2Fuel cell system and method of operating fuel cell systemNAGANUMA YOSHIAKI·Filed 2009·Granted Aug 23, 2016·0 cites·5 claims
- 3957US8642219B2Cooling system and method of a fuel cellISHIKAWA TOMOTAKA·Filed 2006·Granted Feb 4, 2014·0 cites·1 claims
- 4056US10693160B2Fuel cell system and method of controlling the sameTOYOTA MOTOR CO LTD·Filed 2018·Granted Jun 23, 2020·0 cites·5 claims
- 4155US11171349B2Fuel cell vehicle and control method of fuel cell vehicleTOYOTA MOTOR CO LTD·Filed 2019·Granted Nov 9, 2021·0 cites·6 claims
- 4255US10088210B2Refrigeration cycle apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Oct 2, 2018·0 cites·18 claims
- 4354US11296334B2Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Apr 5, 2022·0 cites·2 claims
- 4453US9070914B2Method of controlling water content of fuel cell and fuel cell systemYAMANAKA TOMIO·Filed 2009·Granted Jun 30, 2015·0 cites·6 claims
- 4552US10868316B2Fuel cell system and method of controlling the sameTOYOTA MOTOR CO LTD·Filed 2019·Granted Dec 15, 2020·0 cites·4 claims
- 4652US10756364B2Fuel cell system and control method of fuel cell systemTOYOTA MOTOR CO LTD·Filed 2018·Granted Aug 25, 2020·0 cites·5 claims
- 4752US2022285702A1Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 4851US2021367245A1Fuel cell system and method for controlling fuel cellTOYOTA MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 4951US2020144644A1Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2019·Application pending·0 cites
- 5050US11508976B2Fuel cell systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Nov 22, 2022·0 cites·5 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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