United States

USPTO Patent Granted for Battery Diagnosis Apparatus

The USPTO has granted a patent to LG Energy Solution, Ltd. for a battery diagnosis apparatus and method. The invention focuses on analyzing battery cell capacity-voltage relationships to determine degradation states.

US Patent Granted for Redox Flow Battery Monitoring Method

The USPTO has granted a patent to LIVA Power Management Systems GmbH for a method to monitor the state of redox flow battery systems. The patented method involves switching battery modules out of a series circuit, discharging electrolyte, and detecting potential differences to determine the state of health.

Hyundai Motor Company Granted US Patent for Battery Cell Voltage Correction

The USPTO has granted Hyundai Motor Company a patent for an apparatus and method to correct battery cell voltage. The patent, US12584967B2, details a system that measures battery cell voltages and adjusts them based on preset discharge currents and thresholds. This grant signifies a new intellectual property development in battery technology.

USPTO Patent Granted for Battery Management Apparatus and Method

The USPTO has granted a patent to LG Energy Solution, Ltd. for a battery management apparatus and method. The patent describes a system for calculating battery resistance and generating a state of charge profile based on resting periods.

USPTO Patent Granted for Battery Welding Inspection Device

The USPTO has granted a patent (US12584875B2) to LG Energy Solution, Ltd. for a device and method to inspect the welded state of cylindrical secondary batteries. The patent describes a system using resistance probes to identify weak welds based on resistance values exceeding a critical threshold.

USPTO Patent Granted for LiB Separator Boehmite Detection System

The USPTO has granted a patent to Honeywell Limited for a boehmite detection and warning system for use in Lithium-ion Battery (LiB) separator sheet manufacturing. The system utilizes X-ray and infrared signals to detect contaminants and determine coating characteristics, aiming to improve manufacturing quality.

USPTO Patent Granted for Fuel Cell Assembly

The USPTO has granted a patent to General Electric Company for a fuel cell assembly integrated into a gas turbine engine. The patent, US12584445B2, was granted on March 24, 2026, and aims to improve thermal management within the engine.

USPTO Patent 12583988B2 for Battery Separator Technology

The USPTO has granted US Patent 12583988B2 to LG Chem, Ltd. for a crosslinked polyolefin separator and its manufacturing method. The patent details specific characteristics of the separator, including gel dimensions and absorbance ratios, aimed at improving performance in battery applications.

USPTO Patent for Ordered Polyblock Copolymers and Polymer Electrolytes

The USPTO has granted a patent (US12583978B2) to Forschungszentrum Jülich GmbH for a process to produce ordered polyblock copolymers. The patent covers specific synthesis methods, resulting block copolymers, polymer electrolytes, and their use in secondary alkaline batteries.

USPTO Patent Granted for Electrodeposition Coating Material

The USPTO has granted a patent (US12584235B2) for a method of surface treatment using electrodeposition. The method involves applying a surface layer with a bath containing an electrodeposition coating material and a conductive material, specifically a carbon-based compound forming a protective barrier.