As of 2022, electrochemical energy storage was the leading category of green and low-carbon patents in China. There were over ** thousand patents registered in this category. Other leading categories included energy saving solutions and CO2Ìýcapture technologies.
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State Intellectual Property Office (China). (May 17, 2023). Leading green and low-carbon patent categories in China in 2022, based on the number of approved patents [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 27, 2026, from /statistics/1464969/china-leading-green-and-low-carbon-patent-categories/
State Intellectual Property Office (China). "Leading green and low-carbon patent categories in China in 2022, based on the number of approved patents." Chart. May 17, 2023. ÌÇÐÄÆƽâ°æ. Accessed July 27, 2026. /statistics/1464969/china-leading-green-and-low-carbon-patent-categories/
State Intellectual Property Office (China). (2023). Leading green and low-carbon patent categories in China in 2022, based on the number of approved patents. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 27, 2026. /statistics/1464969/china-leading-green-and-low-carbon-patent-categories/
State Intellectual Property Office (China). "Leading Green and Low-carbon Patent Categories in China in 2022, Based on The Number of Approved Patents." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 17 May 2023, /statistics/1464969/china-leading-green-and-low-carbon-patent-categories/
State Intellectual Property Office (China), Leading green and low-carbon patent categories in China in 2022, based on the number of approved patents ÌÇÐÄÆƽâ°æ, /statistics/1464969/china-leading-green-and-low-carbon-patent-categories/ (last visited July 27, 2026)
Leading green and low-carbon patent categories in China in 2022, based on the number of approved patents [Graph], State Intellectual Property Office (China), May 17, 2023. [Online]. Available: /statistics/1464969/china-leading-green-and-low-carbon-patent-categories/
