ESS TECH, INC.

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Portlant, OR, US

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for rebalancing electrolytes in a redox flow batt...
- Patent number 12,132,241
- Issue date Oct 29, 2024
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and systems for surface disruption of bipolar plate and sub...
- Patent number 12,095,130
- Issue date Sep 17, 2024
- ESS Tech, Inc.
- Sean Casey
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrolyte health management for redox flow battery
- Patent number 12,087,981
- Issue date Sep 10, 2024
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hybrid redox fuel cell system
- Patent number 12,087,984
- Issue date Sep 10, 2024
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Redox flow battery and battery system
- Patent number 12,080,931
- Issue date Sep 3, 2024
- ESS Tech, Inc.
- Craig E. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Integrated hydrogen recycle system using pressurized multichamber tank
- Patent number 12,080,930
- Issue date Sep 3, 2024
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hybrid redox fuel cell system
- Patent number 11,996,597
- Issue date May 28, 2024
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and system for redox flow battery performance recovery
- Patent number 11,929,534
- Issue date Mar 12, 2024
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and system for rebalancing electrolytes in a redox flow bat...
- Patent number 11,888,201
- Issue date Jan 30, 2024
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Alternative low cost electrodes for hybrid flow batteries
- Patent number 11,855,312
- Issue date Dec 26, 2023
- ESS Tech, Inc.
- Craig E. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power delivery system and method
- Patent number 11,837,759
- Issue date Dec 5, 2023
- ESS Tech, Inc.
- Isaac Walker-Stern
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and systems for rebalancing electrolytes for a redox flow b...
- Patent number 11,817,606
- Issue date Nov 14, 2023
- ESS Tech, Inc.
- Craig E. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems and methods for electrode assembly for redox flow battery s...
- Patent number 11,817,609
- Issue date Nov 14, 2023
- ESS Tech, Inc.
- Thiago Groberg
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for determining state of charge for an electric e...
- Patent number 11,811,110
- Issue date Nov 7, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and system for manufacturing a redox flow battery system by...
- Patent number 11,791,479
- Issue date Oct 17, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrolyte health management for redox flow battery
- Patent number 11,764,380
- Issue date Sep 19, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and systems for pretreating bipolar plate and use thereof i...
- Patent number 11,764,369
- Issue date Sep 19, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for iron preformation in redox flow batteries
- Patent number 11,749,827
- Issue date Sep 5, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-stage rebalancing reactor for redox flow battery system
- Patent number 11,728,497
- Issue date Aug 15, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Internally manifolded flow cell for an all-iron hybrid flow battery
- Patent number 11,715,840
- Issue date Aug 1, 2023
- ESS Tech, Inc.
- Craig Evans
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Redox flow battery and battery system
- Patent number 11,710,843
- Issue date Jul 25, 2023
- ESS Tech, Inc.
- Craig E. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and system for manufacturing a redox flow battery system by...
- Patent number 11,688,874
- Issue date Jun 27, 2023
- ESS Tech, Inc.
- Craig E. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for operating an electrical energy storage system
- Patent number 11,682,912
- Issue date Jun 20, 2023
- ESS Tech, Inc.
- Aaron Vanderzanden
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode assembly for a redox flow battery
- Patent number 11,677,093
- Issue date Jun 13, 2023
- ESS Tech, Inc.
- Sean Casey
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Redox flow battery and battery system
- Patent number 11,670,792
- Issue date Jun 6, 2023
- ESS Tech, Inc.
- Craig E. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and system for redox flow battery idle state
- Patent number 11,664,512
- Issue date May 30, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for determining state of charge for an electric e...
- Patent number 11,631,872
- Issue date Apr 18, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and systems for redox flow battery electrolyte hydration
- Patent number 11,594,750
- Issue date Feb 28, 2023
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and system for rebalancing electrolytes in a redox flow batt...
- Patent number 11,527,771
- Issue date Dec 13, 2022
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cost-efficient high energy density redox flow battery
- Patent number 11,515,558
- Issue date Nov 29, 2022
- ESS Tech, Inc.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS

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Patents Applicationslast 30 patents

Information Patent Application
ELECTROLYTE TANK VOLUME REBALANCING
- Publication number 20240396064
- Publication date Nov 28, 2024
- ESS TECH, INC.
- Craig Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROLYTE HEALTH MANAGEMENT FOR REDOX FLOW BATTERY
- Publication number 20240396067
- Publication date Nov 28, 2024
- ESS TECH, INC.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITE ION-EXCHANGE MEMBRANES FOR FLOW BATTERIES
- Publication number 20240387848
- Publication date Nov 21, 2024
- ESS TECH, INC.
- Yan Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HYBRID REDOX FUEL CELL SYSTEM
- Publication number 20240282995
- Publication date Aug 22, 2024
- ESS TECH, INC.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INTEGRATED ELECTROLYTE REBALANCING WITH FLOW BATTERY POWER MODULES
- Publication number 20240274853
- Publication date Aug 15, 2024
- ESS TECH, INC.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NEGATIVE ELECTRODE SPACER FOR FLOW BATTERY
- Publication number 20240266555
- Publication date Aug 8, 2024
- ESS TECH, INC.
- Sean Casey
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROMAGNETIC MIXING
- Publication number 20240238743
- Publication date Jul 18, 2024
- ESS TECH, INC.
- Nicholas Chen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR MAINTAINING ELECTROLYTE HEALTH
- Publication number 20240243328
- Publication date Jul 18, 2024
- ESS TECH, INC.
- Joseph Brindle
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GRAVITY DRAINAGE SUBSYSTEM FOR REDOX FLOW BATTERY SYSTEM
- Publication number 20240234760
- Publication date Jul 11, 2024
- ESS TECH, INC.
- Joseph Michael Cooley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS AND SYSTEMS FOR BIPOLAR PLATE ACTIVATION
- Publication number 20240217034
- Publication date Jul 4, 2024
- ESS TECH, INC.
- Nathan Imholt
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HYDROGEN PUMP FOR A REDOX FLOW BATTERY
- Publication number 20240194907
- Publication date Jun 13, 2024
- ESS TECH, INC.
- Thiago Groberg
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HYDROGEN PUMP FOR A REDOX FLOW BATTERY
- Publication number 20240194922
- Publication date Jun 13, 2024
- ESS TECH, INC.
- Thiago Groberg
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
REBALANCING CELL SYSTEM FOR REDOX FLOW BATTERY
- Publication number 20240194921
- Publication date Jun 13, 2024
- ESS TECH, INC.
- Sean Kissick
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CO-EXTRUDED NEGATIVE ELECTRODE SPACER
- Publication number 20240186556
- Publication date Jun 6, 2024
- ESS TECH, INC.
- Sean Casey
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TANK ENCLOSED INJECTION SYSTEM
- Publication number 20240178430
- Publication date May 30, 2024
- ESS TECH, INC.
- Joseph M. Cooley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RADIAL MIXING MANIFOLD
- Publication number 20240170696
- Publication date May 23, 2024
- ESS TECH, INC.
- Joseph M. Cooley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD AND SYSTEM FOR REDOX FLOW BATTERY PERFORMANCE RECOVERY
- Publication number 20240162467
- Publication date May 16, 2024
- ESS TECH, INC.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER BALANCE IN BATTERY SYSTEMS
- Publication number 20240162722
- Publication date May 16, 2024
- ESS TECH, INC.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC FRAGMENT FILTER
- Publication number 20240154140
- Publication date May 9, 2024
- ESS TECH, INC.
- Samuel Ryan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NON-CONTACT LIQUID LEVEL SENSOR
- Publication number 20240151572
- Publication date May 9, 2024
- ESS TECH, INC.
- Joseph M. Cooley
- G01 - MEASURING TESTING
Information Patent Application
GRAVITY DRAINAGE SUBSYSTEM FOR REDOX FLOW BATTERY SYSTEM
- Publication number 20240136551
- Publication date Apr 25, 2024
- ESS TECH, INC.
- Joseph Michael Cooley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HYDROGEN PUMP FOR A FLOW BATTERY
- Publication number 20240097159
- Publication date Mar 21, 2024
- ESS TECH, INC.
- Kyle Maurice
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD AND SYSTEM FOR REBALANCING ELECTROLYTES IN A REDOX FLOW BATT...
- Publication number 20240079625
- Publication date Mar 7, 2024
- ESS TECH, INC.
- Yang Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
REBALANCING CELL SYSTEM FOR REDOX FLOW BATTERY
- Publication number 20240063416
- Publication date Feb 22, 2024
- ESS TECH, INC.
- Sean Kissick
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER DELIVERY SYSTEM AND METHOD
- Publication number 20240063410
- Publication date Feb 22, 2024
- ESS TECH, INC.
- Isaac Walker-Stern
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NEGATIVE ELECTROLYTE MANAGEMENT SYSTEM
- Publication number 20240055643
- Publication date Feb 15, 2024
- ESS TECH, INC.
- Sean Kissick
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Application
NEGATIVE ELECTROLYTE MANAGEMENT SYSTEM
- Publication number 20240055642
- Publication date Feb 15, 2024
- ESS TECH, INC.
- Sean Kissick
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ALTERNATIVE LOW COST ELECTRODES FOR HYBRID FLOW BATTERIES
- Publication number 20240047707
- Publication date Feb 8, 2024
- ESS TECH, INC.
- Craig E. Evans
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
HIGH ENERGY DENSITY ELECTROLYTE
- Publication number 20240039005
- Publication date Feb 1, 2024
- ESS TECH, INC.
- Neal Walters Kuperman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS AND METHODS FOR ELECTRODE ASSEMBLY FOR REDOX FLOW BATTERY S...
- Publication number 20240039026
- Publication date Feb 1, 2024
- ESS TECH, INC.
- Thiago Groberg
- H01 - BASIC ELECTRIC ELEMENTS

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Trademarklast 30 trademarks

Information Trademark
98662553 - ESSENTIAL PARTNER
- Serial number 98662553
- Filing date Jul 23, 2024
- ESS TECH, INC.
- 37 - Building construction
Information Trademark
98620640 - ESSENTIAL CARE
- Serial number 98620640
- Filing date Jun 26, 2024
- ESS TECH, INC.
- 37 - Building construction
Information Trademark
98620540 - ESSENTIAL PERFORMANCE
- Serial number 98620540
- Filing date Jun 26, 2024
- ESS TECH, INC.
- 37 - Building construction
Information Trademark
97828887 - ESS INC CATALYZING A CLEAN FUTURE. EVERY DAY.
- Serial number 97828887
- Filing date Mar 8, 2023
- ESS Tech, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
97254312 - EC
- Serial number 97254312
- Filing date Feb 4, 2022
- ESS TECH, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
97254315 - ENERGY CENTER
- Serial number 97254315
- Filing date Feb 4, 2022
- ESS TECH, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
90882602 - ESS INC CATALYZING A CLEANER FUTURE
- Serial number 90882602
- Filing date Aug 13, 2021
- ESS Tech, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
90882604
- Serial number 90882604
- Registration number 7231435
- Filing date Aug 13, 2021
- ESS TECH, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
88225628 - ESS INC
- Serial number 88225628
- Filing date Dec 11, 2018
- ESS TECH, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
88032574 - ENERGY CENTER
- Serial number 88032574
- Filing date Jul 10, 2018
- ESS Tech, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
88032572 - EC
- Serial number 88032572
- Filing date Jul 10, 2018
- ESS Tech, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87671056 - EW
- Serial number 87671056
- Registration number 5671241
- Filing date Nov 3, 2017
- ESS TECH, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87542630 - ENERGY WAREHOUSE
- Serial number 87542630
- Registration number 5573094
- Filing date Jul 25, 2017
- ESS TECH, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

ESS TECH, INC.

Organization

Patents Grantslast 30 patents

Method and system for rebalancing electrolytes in a redox flow batt...

Methods and systems for surface disruption of bipolar plate and sub...

Electrolyte health management for redox flow battery

Hybrid redox fuel cell system

Redox flow battery and battery system

Integrated hydrogen recycle system using pressurized multichamber tank

Hybrid redox fuel cell system

Method and system for redox flow battery performance recovery

Methods and system for rebalancing electrolytes in a redox flow bat...

Alternative low cost electrodes for hybrid flow batteries

Power delivery system and method

Methods and systems for rebalancing electrolytes for a redox flow b...

Systems and methods for electrode assembly for redox flow battery s...

System and method for determining state of charge for an electric e...

Methods and system for manufacturing a redox flow battery system by...

Electrolyte health management for redox flow battery

Methods and systems for pretreating bipolar plate and use thereof i...

Method for iron preformation in redox flow batteries

Multi-stage rebalancing reactor for redox flow battery system

Internally manifolded flow cell for an all-iron hybrid flow battery

Redox flow battery and battery system

Methods and system for manufacturing a redox flow battery system by...

System and method for operating an electrical energy storage system

Electrode assembly for a redox flow battery

Redox flow battery and battery system

Methods and system for redox flow battery idle state

System and method for determining state of charge for an electric e...

Methods and systems for redox flow battery electrolyte hydration

Method and system for rebalancing electrolytes in a redox flow batt...

Cost-efficient high energy density redox flow battery

Patents Applicationslast 30 patents

ELECTROLYTE TANK VOLUME REBALANCING

ELECTROLYTE HEALTH MANAGEMENT FOR REDOX FLOW BATTERY

COMPOSITE ION-EXCHANGE MEMBRANES FOR FLOW BATTERIES

HYBRID REDOX FUEL CELL SYSTEM

INTEGRATED ELECTROLYTE REBALANCING WITH FLOW BATTERY POWER MODULES

NEGATIVE ELECTRODE SPACER FOR FLOW BATTERY

ELECTROMAGNETIC MIXING

SYSTEMS AND METHODS FOR MAINTAINING ELECTROLYTE HEALTH

GRAVITY DRAINAGE SUBSYSTEM FOR REDOX FLOW BATTERY SYSTEM

METHODS AND SYSTEMS FOR BIPOLAR PLATE ACTIVATION

HYDROGEN PUMP FOR A REDOX FLOW BATTERY

HYDROGEN PUMP FOR A REDOX FLOW BATTERY

REBALANCING CELL SYSTEM FOR REDOX FLOW BATTERY

CO-EXTRUDED NEGATIVE ELECTRODE SPACER

TANK ENCLOSED INJECTION SYSTEM

RADIAL MIXING MANIFOLD

METHOD AND SYSTEM FOR REDOX FLOW BATTERY PERFORMANCE RECOVERY

POWER BALANCE IN BATTERY SYSTEMS

MAGNETIC FRAGMENT FILTER

NON-CONTACT LIQUID LEVEL SENSOR

GRAVITY DRAINAGE SUBSYSTEM FOR REDOX FLOW BATTERY SYSTEM

HYDROGEN PUMP FOR A FLOW BATTERY

METHOD AND SYSTEM FOR REBALANCING ELECTROLYTES IN A REDOX FLOW BATT...

REBALANCING CELL SYSTEM FOR REDOX FLOW BATTERY

POWER DELIVERY SYSTEM AND METHOD

NEGATIVE ELECTROLYTE MANAGEMENT SYSTEM

NEGATIVE ELECTROLYTE MANAGEMENT SYSTEM

ALTERNATIVE LOW COST ELECTRODES FOR HYBRID FLOW BATTERIES

HIGH ENERGY DENSITY ELECTROLYTE

SYSTEMS AND METHODS FOR ELECTRODE ASSEMBLY FOR REDOX FLOW BATTERY S...

Trademarklast 30 trademarks

98662553 - ESSENTIAL PARTNER

98620640 - ESSENTIAL CARE

98620540 - ESSENTIAL PERFORMANCE

97828887 - ESS INC CATALYZING A CLEAN FUTURE. EVERY DAY.

97254312 - EC

97254315 - ENERGY CENTER

90882602 - ESS INC CATALYZING A CLEANER FUTURE

90882604

88225628 - ESS INC

88032574 - ENERGY CENTER

88032572 - EC

87671056 - EW

87542630 - ENERGY WAREHOUSE