The European Patent Office (EPO) has published patent application EP4636919A1, related to an energy storage device. The publication details include the applicant, Shenzhen Hello Tech Energy Co., Ltd., and inventors HUANG, Enlun, SUN, Zhongwei, TAN, Dongxiong, and FANG, Jian. The application is classified under IPC codes H01M 50/24, H01M 50/258, and others, indicating its technical domain within battery technology and energy storage.

This publication represents the grant of a patent application and does not impose new regulatory obligations on companies. It is primarily informational for entities operating in the energy storage sector, particularly those involved in battery technology. Companies seeking to operate in this space should be aware of existing patent landscapes and may wish to review the full patent details for potential licensing or infringement considerations.