Because China has become one of the largest applicants of PCT patents, it is of interest to compare the quality of … PCT patent applications reach only a third of the non-Chinese quality benchmark, the extension towards domestic and self … are to be interpreted as a measure of patent quality. …

We study the evolution of patenting in China from 1985-2019. We use a Large Language Model to measure patent importance … based on patent abstracts and classify patent ownership using a comprehensive business registry. We highlight four insights …. First, average patent importance declined from 2000-2010 but has increased more recently. Second, private Chinese firms …

We study the technology sovereignty of Europe, the US, China, Japan, and Korea. By examining citations from PCT patents … influence. Finally, although China has filed the most patents in recent years, its dependence on all other countries amounts to …

innovators. By examining citations from the universe of PCT patent applications between 2000 and 2020, we determine the strength …. Although China has filed the most patent applications in recent years, bilaterally it remains dependent on all other geographic …