USPTO Patent Granted for Electrochemical Cell Electrode Catalyst Production

The USPTO has granted a patent (US12586795B2) for a method of producing catalyst materials for electrochemical cell electrodes. The method involves doping carbon materials with nitrogen using specific chemical processes and temperature ranges. The patent was granted to Bayerische Motoren Werke Aktiengesellschaft.

USPTO Patent Granted for Electrochemical Device

The USPTO has granted a patent (US12586793B2) to Ningde Amperex Technology Limited for an electrochemical device. The device features a negative active material layer composed of hard carbon with a specific porosity and an electrolyte with defined conductivity.

USPTO Grants Patent for Lithium Secondary Battery Technology

The USPTO has granted a patent (US12586790B2) to LG Energy Solution, Ltd. for a lithium secondary battery technology. The patent covers specific cathode active material compositions and particle characteristics aimed at improving battery performance.

USPTO Patent Granted for Sodium Ion Battery Cathode Material

The USPTO has granted a patent (US12586788B2) to Guizhou Zhenhua E-CHEM Inc. for a novel zinc-containing cathode material for sodium-ion batteries. The patent covers the material's chemical formula, preparation method, and application, aiming to improve battery performance and manufacturing processes.

USPTO Grants Patent for Enhanced Lithium Hydroxide Cathode Material

The USPTO has granted a patent (US12586787B2) to UCHICAGO ARGONNE, LLC for a coated cathode material for lithium hydroxide batteries. The patent covers an enhanced shelf-life material produced via atomic layer deposition.

Toyota Granted US Patent for Lithium Secondary Battery

The USPTO has granted Toyota Jidosha Kabushiki Kaisha a patent for a lithium secondary battery. The patent, US12586785B2, covers a battery design featuring a negative electrode with a specific alloy composition for lithium metal deposition and dissolution.

USPTO Grants Patent for Silicon Anode Battery Binder Technology

The USPTO has granted a patent (US12586784B2) to Enevate Corporation for silicon anode battery technology. The patent covers the use of water-soluble polymers and copolymers containing maleic anhydride and/or maleic acid as binders in silicon-dominant anodes.

Toyota Battery Active Material and Anode Layer Patent Granted

The USPTO has granted Toyota Jidosha Kabushiki Kaisha a patent for a new battery active material and anode layer designed to reduce volume variation during charge/discharge cycles. The patent, US12586782B2, focuses on an active material comprising a silicon clathrate II type crystal phase with specific void characteristics.

USPTO Patent Granted for Composite Anode Active Material

The USPTO has granted a patent to SAMSUNG SDI CO., LTD. for a composite anode active material, an anode, and a lithium secondary battery. The patent details a specific composition involving silicon-carbon composites and different grades of graphite to improve battery performance.

USPTO Patent Granted for Lead-Acid Battery Technology

The USPTO has granted a patent (US12586776B2) to GS Yuasa International Ltd. for lead-acid battery technology. The patent covers a specific composition for the negative electrode material, incorporating a nonionic surfactant to enhance battery performance.