LG Energy Solution Patent for Battery Electrode Welding

ChangeBridge: Patent Grants - Batteries (H01M)

Published March 24th, 2026

Detected March 26th, 2026

Summary

The USPTO has granted LG Energy Solution, Ltd. a patent (US12583062B2) for a welding apparatus and method designed to join battery electrode tabs. The patent details a system with guides to gather electrode tabs and a welding component to secure them to the electrode assembly.

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What changed

The United States Patent and Trademark Office (USPTO) has issued patent US12583062B2 to LG Energy Solution, Ltd. This patent covers a specific welding apparatus and method for joining multiple electrode tabs of an electrode assembly. The apparatus includes a pair of guides designed to gather the electrode tabs and a welding part to secure them. The guides feature an elevation part and a rotation part that pulls the tabs towards the electrode assembly when pressed.

This patent grant is a routine intellectual property filing and does not impose new regulatory obligations on other entities. However, it signifies an advancement in battery manufacturing technology by a major industry player. Companies involved in battery production or related manufacturing equipment may wish to review the patent details for competitive intelligence or potential licensing opportunities.

Source document (simplified)

← USPTO Patent Grants

Welding apparatus, welding method, and electrode assembly

Grant US12583062B2 Kind: B2 Mar 24, 2026

Assignee

LG Energy Solution, Ltd.

Inventors

Gi Hwan Kwon

Abstract

A welding apparatus configured to weld a plurality of electrode tabs of an electrode assembly, the welding apparatus including a pair of guides configured to gather the plurality of electrode tabs and a welding part configured to weld the plurality of electrode tabs gathered by the pair of guides. Each of the guides including an elevation part elevated with respect to the electrode tabs and a rotation part configured to rotate with respect to the elevation part when each of the electrode tabs is pressed so as to pull the electrode tabs toward the electrode assembly.