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Electric elements
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Fuel cells Manufacture thereof
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H01M8/04559
of fuel cell stacks
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Patents Grants
last 30 patents
Information
Patent Grant
Fuel cell system with improved low temperature operation
Patent number
11,962,048
Issue date
Apr 16, 2024
Toyota Jidosha Kabushiki Kaisha
Ryouichi Namba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell power pack for drone and state information monitoring met...
Patent number
11,952,141
Issue date
Apr 9, 2024
DOOSAN MOBILITY INNOVATION INC.
Soon Suk Roh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Redox flow battery arrays and methods for state of charge balancing
Patent number
11,949,134
Issue date
Apr 2, 2024
INVINITY ENERGY SYSTEMS (CANADA) CORPORATION
Andrew Klassen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for controlling fuel cell device
Patent number
11,923,579
Issue date
Mar 5, 2024
Japan Aerospace Exploration Agency
Yoshitsugu Sone
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fault diagnostic apparatus for a fuel cell electric vehicle and a m...
Patent number
11,923,575
Issue date
Mar 5, 2024
Hyundai Motor Company
Min Taek Kim
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Charging system including fuel cell and charging method using the same
Patent number
11,916,269
Issue date
Feb 27, 2024
Hyundai Motor Company
Deuk Keun Ahn
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control device for a fuel cells stack
Patent number
11,909,081
Issue date
Feb 20, 2024
Robert Bosch GmbH
Antonius Bader
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
System and method for measuring impedance of a fuel cell stack
Patent number
11,901,595
Issue date
Feb 13, 2024
Hyundai Motor Company
Jae Hoon Kim
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for distinguishing the cause of voltage losses in a fuel cel...
Patent number
11,888,194
Issue date
Jan 30, 2024
Audi AG
Oscar Montoya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell system and apparatus and method for diagnosing same
Patent number
11,888,192
Issue date
Jan 30, 2024
Hyundai Motor Company
Jae Young Shim
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Apparatus for sensing voltage information of fuel cell
Patent number
11,870,112
Issue date
Jan 9, 2024
Hyundai Mobis Co., Ltd.
Yeong-Geun Yeo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
System and method for operating fuel cell
Patent number
11,870,117
Issue date
Jan 9, 2024
Hyundai Motor Company
Jae Kwon Jung
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fuel cell—battery hybrid system for transportation use
Patent number
11,862,780
Issue date
Jan 2, 2024
ZeroAvia, Inc.
Valery Miftakhov
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fuel leak detection in fuel cell stack
Patent number
11,855,320
Issue date
Dec 26, 2023
Hydrogenics Corporation
Sonia Sorbera
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Voltage-based fuel cell control
Patent number
11,848,466
Issue date
Dec 19, 2023
Ford Global Technologies, LLC
Matthew Riley
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electric power supply system, controlling method of electric power...
Patent number
11,831,052
Issue date
Nov 28, 2023
Honda Motor Co., Ltd.
Ryo Jimba
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for determining an operating state of an electrochemical system
Patent number
11,824,239
Issue date
Nov 21, 2023
AVL List GmbH
Stefan Pofahl
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of controlling fuel battery system
Patent number
11,804,613
Issue date
Oct 31, 2023
Toyota Jidosha Kabushiki Kaisha
Hiroyuki Sugata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Oxygen supply apparatus and method for fuel cell of aircraft
Patent number
11,799,107
Issue date
Oct 24, 2023
Hyundai Motor Company
Joung Ho Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell system and control method at time of starting-up fuel cel...
Patent number
11,769,891
Issue date
Sep 26, 2023
Honda Motor Co., Ltd.
Shinnosuke Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and system for correcting offset of hydrogen pressure sensor
Patent number
11,757,113
Issue date
Sep 12, 2023
Hyundai Motor Company
Seong Cheol Jeong
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell systems with series-connected subsystems
Patent number
11,757,117
Issue date
Sep 12, 2023
Hydrogenics Corporation
Nader Zaag
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Dynamic adjustment of current or power draw for fuel cell applicati...
Patent number
11,757,116
Issue date
Sep 12, 2023
HYDROGENICS CORPORATIONS
Nader Zaag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell stack array
Patent number
11,745,881
Issue date
Sep 5, 2023
Textron Innovations Inc.
Joseph Dean Rainville
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Grid-connected power conversion system and control method thereof
Patent number
11,742,778
Issue date
Aug 29, 2023
Hyundai Motor Company
Yong Doo Son
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and system for operating an electrochemical fuel cell stack...
Patent number
11,742,503
Issue date
Aug 29, 2023
Ballard Power Systems Inc.
Emerson R. Gallagher
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell system and method of controlling fuel cell system
Patent number
11,721,818
Issue date
Aug 8, 2023
Toyota Jidosha Kabushiki Kaisha
Ryouichi Namba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Device and method for online impedance spectrum measurement of vehi...
Patent number
11,695,138
Issue date
Jul 4, 2023
Tongji University
Tiancai Ma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and control unit for conditioning a fuel cell stack
Patent number
11,688,869
Issue date
Jun 27, 2023
Bayerische Motoren Werke Aktiengesellschaft
Frank David
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fuel cell system
Patent number
11,688,876
Issue date
Jun 27, 2023
Honda Motor Co., Ltd.
Hideharu Naito
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Cell-Monitoring Connector for Fuel Cell
Publication number
20240128479
Publication date
Apr 18, 2024
Hyundai Motor Company
Jong Jun Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL SYSTEM AND METHOD OF CONTROLLING THE SAME
Publication number
20240128484
Publication date
Apr 18, 2024
Hyundai Motor Company
Ji Hoon Ryu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL LEAK DETECTION IN FUEL CELL STACK
Publication number
20240120514
Publication date
Apr 11, 2024
Hydrogenics Corporation
Sonia SORBERA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
APPARATUS FOR SENSING VOLTAGE INFORMATION OF FUEL CELL
Publication number
20240105977
Publication date
Mar 28, 2024
HYUNDAI MOBIS CO., LTD.
Yeong-Geun Yeo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SYSTEMS AND METHODS FOR CONTROLLING AIR FLOW AT A FUEL CELL
Publication number
20240079617
Publication date
Mar 7, 2024
INTELLIGENT ENERGY LIMITED
Christopher KIRK
B60 - VEHICLES IN GENERAL
Information
Patent Application
FUEL CELL SYSTEM
Publication number
20240072282
Publication date
Feb 29, 2024
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
Naoya TOMIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR ESTABLISHING THE DEGRADATION OF A HUMIDIFIER
Publication number
20240047718
Publication date
Feb 8, 2024
MAHLE International GmbH
Markus Auer
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL SYSTEM
Publication number
20230420711
Publication date
Dec 28, 2023
DENSO CORPORATION
Takashi YAMADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL SYSTEM AND METHOD FOR CONTROLLING PURGE THEREOF
Publication number
20230411656
Publication date
Dec 21, 2023
HYUNDAI MOBIS CO., LTD.
Se Hoon SONG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONTROLLING PEMFC STACK FLOODING
Publication number
20230387433
Publication date
Nov 30, 2023
Caterpillar Inc.
David GINTER
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR CONTROLLING MULTIPLE FUEL CELLS OF FUEL CELL VEHICLE
Publication number
20230378503
Publication date
Nov 23, 2023
Hyundai Motor Company
Sang Pil Jang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL CONTROL COMMAND DEVICE
Publication number
20230369618
Publication date
Nov 16, 2023
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
Norihiro FUKAYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ASSESSING HEALTH OF A FUEL STACK USING FUEL CELL VOLTAGE DIAGNOSTICS
Publication number
20230327154
Publication date
Oct 12, 2023
Cummins Inc.
Richard J. ANCIMER
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER SUPPLY SYSTEM, CONTROL METHOD, AND PROGRAM
Publication number
20230317990
Publication date
Oct 5, 2023
Honda Motor Co., Ltd.
Tsuyoshi Iguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL LEAK DETECTION IN FUEL CELL STACK
Publication number
20230275244
Publication date
Aug 31, 2023
Hydrogenics Corporation
Sonia SORBERA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY MANAGEMENT SYSTEM OF FLOW BATTERY
Publication number
20230268765
Publication date
Aug 24, 2023
VRB ENERGY OPERATIONS (BEIJING) CO. LTD.
HongLiang ZHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VOLTAGE-BASED FUEL CELL CONTROL
Publication number
20230261229
Publication date
Aug 17, 2023
FORD GLOBAL TECHNOLOGIES, L.L.C.
Matthew Riley
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Apparatus for Converting Power of Fuel Cell for Power Generation an...
Publication number
20230261220
Publication date
Aug 17, 2023
Hyundai Motor Company
Yong Doo SON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CELL VOLTAGE CONTROL THROUGH OXYGEN STARVATION FOR FUEL CELL SYSTEMS
Publication number
20230261223
Publication date
Aug 17, 2023
FORD GLOBAL TECHNOLOGIES, L.L.C.
Valentina Mejia Mejia
B60 - VEHICLES IN GENERAL
Information
Patent Application
Fuel Cell System Having Maximum Cell Voltage Constraint
Publication number
20230253588
Publication date
Aug 10, 2023
FORD GLOBAL TECHNOLOGIES, L.L.C.
Zeng Qiu
B60 - VEHICLES IN GENERAL
Information
Patent Application
GLUELESS REPEATABLE FINGER ATTACHMENT FOR MONITORING FUEL CELL VOLTAGE
Publication number
20230246209
Publication date
Aug 3, 2023
Hydrogenics Corporation
Andrew HILL
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FUEL CELL SYSTEM AND METHOD FOR CONTROLLING THE SAME
Publication number
20230223570
Publication date
Jul 13, 2023
Seung Ho Shin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SYSTEM AND METHOD FOR DETERMINING PERFORMANCE OF FUEL CELL STACK
Publication number
20230216074
Publication date
Jul 6, 2023
Hyundai Motor Company
Doo Hyun KIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR DISTINGUISHING THE CAUSE OF VOLTAGE LOSSES IN A FUEL CEL...
Publication number
20230216075
Publication date
Jul 6, 2023
Audi AG
Oscar MONTOYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Fuel Cell Device
Publication number
20230197990
Publication date
Jun 22, 2023
Hyundai Motor Company
Woo Young Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RECOVERY CONTROL SYSTEM OF FUEL CELL AND METHOD THEREOF
Publication number
20230197989
Publication date
Jun 22, 2023
Hyundai Motor Company
Seung Won Baik
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PURGE SYSTEMS AND METHODS IN A FUEL CELL SYSTEM
Publication number
20230170502
Publication date
Jun 1, 2023
Cummins Inc.
Eero TEENE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
APPARATUS FOR CONTROLLING OPERATION OF FUEL CELL SYSTEM AND METHOD...
Publication number
20230170505
Publication date
Jun 1, 2023
Hyundai Motor Company
Jae Won Jung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DEVICE AND METHOD FOR CONTROLLING FUEL CELL SYSTEM
Publication number
20230147324
Publication date
May 11, 2023
Hyundai Motor Company
Jun Young Park
B60 - VEHICLES IN GENERAL
Information
Patent Application
Cell-Monitoring Connector for Fuel Cell
Publication number
20230112651
Publication date
Apr 13, 2023
Hyundai Motor Company
Jong Jun Lee
H01 - BASIC ELECTRIC ELEMENTS