聚合物固态电解质作为全固态电池的关键材料，因其高安全性和良好的加工性能成为研究热点。本文基于近二十年的发明专利申请数据，分析了该领域的专利发展态势，旨在为相关领域的研发策略制定、专利布局与技术转化提供参考。

As key materials for all-solid-state batteries, polymer solid-state electrolytes have become a research hotspot due to their high safety and excellent processing properties. Based on invention patent application data from the past two decades, this paper analyzes the development trends of patent, providing references for the development of research strategies, patent portfolio planning, and technology commercialization in related areas.