Inventor
ISHIKAWA TOMOTAKA
JP55 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA TOMOTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
24 patentsUS10714772B2Jul 14, 2020
Fuel cell system with improved leak detection
TOYOTA MOTOR CO LTD4 citations71
US10930953B2Feb 23, 2021
Fuel cell system and method of controlling fuel cell system
TOYOTA MOTOR CO LTD3 citations70
US11367885B2Jun 21, 2022
Fuel cell system
TOYOTA MOTOR CO LTD0 citations62
US11476475B2Oct 18, 2022
Fuel cell system and control method therefor
TOYOTA MOTOR CO LTD0 citations59
US11611093B2Mar 21, 2023
Fuel cell system
TOYOTA MOTOR CO LTD0 citations58
US12489124B2Dec 2, 2025
Fuel cell system
TOYOTA MOTOR CO LTD0 citations52
US11387475B2Jul 12, 2022
Fuel cell system
TOYOTA MOTOR CO LTD0 citations52
US11258084B2Feb 22, 2022
Fuel cell system and opening/closing method for discharge valve
TOYOTA MOTOR CO LTD0 citations52
US10957924B2Mar 23, 2021
Fuel cell system and method for controlling the fuel cell system
TOYOTA MOTOR CO LTD0 citations52
US11962048B2Apr 16, 2024
Fuel cell system with improved low temperature operation
TOYOTA MOTOR CO LTD0 citations51
US11508976B2Nov 22, 2022
Fuel cell system
TOYOTA MOTOR CO LTD0 citations51
US11424463B2Aug 23, 2022
Fuel cell system and control method thereof
TOYOTA MOTOR CO LTD0 citations51
US11296334B2Apr 5, 2022
Fuel cell system
TOYOTA MOTOR CO LTD0 citations50
US11011762B2May 18, 2021
Fuel cell system
TOYOTA MOTOR CO LTD0 citations50
US11664508B2May 30, 2023
Fuel cell system and method of controlling fuel cell system
TOYOTA MOTOR CO LTD0 citations49
US11532828B2Dec 20, 2022
Fuel cell system
TOYOTA MOTOR CO LTD0 citations49
US11171349B2Nov 9, 2021
Fuel cell vehicle and control method of fuel cell vehicle
TOYOTA MOTOR CO LTD0 citations48
US10693160B2Jun 23, 2020
Fuel cell system and method of controlling the same
TOYOTA MOTOR CO LTD0 citations48
US11621430B2Apr 4, 2023
Fuel cell system
TOYOTA MOTOR CO LTD0 citations47
US11139494B2Oct 5, 2021
Fuel cell system and method of controlling the same
TOYOTA MOTOR CO LTD0 citations46
US10868316B2Dec 15, 2020
Fuel cell system and method of controlling the same
TOYOTA MOTOR CO LTD0 citations41
US10601059B2Mar 24, 2020
Fuel cell system having improved timing control and vehicle utilizing the same
TOYOTA MOTOR CO LTD0 citations41
US10431834B2Oct 1, 2019
Fuel cell system with improved valve control
TOYOTA MOTOR CO LTD0 citations41
US10186721B2Jan 22, 2019
Fuel cell system
TOYOTA MOTOR CO LTD0 citations41
MITSUBISHI ELECTRIC CORP
7 patentsUS11656015B2May 23, 2023
Refrigeration cycle apparatus and refrigeration apparatus
MITSUBISHI ELECTRIC CORP2 citations73
US10077924B2Sep 18, 2018
Binary refrigeration apparatus
MITSUBISHI ELECTRIC CORP2 citations73
US10001310B2Jun 19, 2018
Binary refrigeration apparatus
MITSUBISHI ELECTRIC CORP4 citations73
US10845108B2Nov 24, 2020
Refrigeration device and controller for refrigeration device
MITSUBISHI ELECTRIC CORP1 citations58
US10247454B2Apr 2, 2019
Refrigerating apparatus
MITSUBISHI ELECTRIC CORP0 citations52
US10254016B2Apr 9, 2019
Refrigeration cycle apparatus and method for controlling refrigeration cycle apparatus
MITSUBISHI ELECTRIC CORP0 citations51
US10088210B2Oct 2, 2018
Refrigeration cycle apparatus
MITSUBISHI ELECTRIC CORP0 citations42
ISHIKAWA TOMOTAKA
7 patentsUS9797648B2Oct 24, 2017
Refrigerating and air-conditioning apparatus for use in a defrosting operation
ISHIKAWA TOMOTAKA3 citations72
US8753782B2Jun 17, 2014
Cooling system and method of a fuel cell
ISHIKAWA TOMOTAKA3 citations62
US8728672B2May 20, 2014
Fuel cell system
ISHIKAWA TOMOTAKA2 citations62
US8252470B2Aug 28, 2012
Fuel cell system
ISHIKAWA TOMOTAKA3 citations62
US8092947B1Jan 10, 2012
Fuel cell system
ISHIKAWA TOMOTAKA5 citations62
US9726420B2Aug 8, 2017
Apparatus for defrosting a plurality of heat exchangers having a common outdoor fan
ISHIKAWA TOMOTAKA1 citations51
US8642219B2Feb 4, 2014
Cooling system and method of a fuel cell
ISHIKAWA TOMOTAKA0 citations51
NIHON PLAST CO LTD
4 patentsUS7744121B2Jun 29, 2010
Airbag, airbag apparatus, and method for folding airbag
NIHON PLAST CO LTD11 citations84
US8905430B2Dec 9, 2014
Cover body for airbag device
NIHON PLAST CO LTD9 citations79
US9452770B2Sep 27, 2016
Steering wheel
NIHON PLAST CO LTD0 citations52
US9227588B2Jan 5, 2016
Steering wheel
NIHON PLAST CO LTD1 citations42
SUEMATSU KEIGO
2 patentsUS9105889B2Aug 11, 2015
Method 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 system
SUEMATSU KEIGO3 citations61
US8652699B2Feb 18, 2014
Fuel cell system
SUEMATSU KEIGO3 citations61
NISSAN MOTOR
1 patentTSUCHIYA NAOHISA
1 patentIKEDA TAKASHI
1 patentSUGIMOTO TAKESHI
1 patentNAGANUMA YOSHIAKI
1 patentYAMANAKA TOMIO
1 patentShowing the top 50 of 55 patents by PatentIndex Score.