Number of water technology-related applications of international patent families (IPFs) worldwide from 1992 to 2021, by leading university or public research institute
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Number of IPFs
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China hosts the top two public research institutes in water tech innovation worldwide. From 1992 to 2021, the Chinese Academy of Sciences and the Nanjing University applied for more than ** water tech-related IPFs. In the private sector though, France and the U.S. hosts the top two water innovators, with Veolia and Xylem reporting more than *** IPFs each.
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European Patent Office. (July 17, 2024). Number of water technology-related applications of international patent families (IPFs) worldwide from 1992 to 2021, by leading university or public research institute [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/1600851/number-ipfs-water-technology-worldwide-by-leading-institute/
European Patent Office. "Number of water technology-related applications of international patent families (IPFs) worldwide from 1992 to 2021, by leading university or public research institute." Chart. July 17, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/1600851/number-ipfs-water-technology-worldwide-by-leading-institute/
European Patent Office. (2024). Number of water technology-related applications of international patent families (IPFs) worldwide from 1992 to 2021, by leading university or public research institute. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/1600851/number-ipfs-water-technology-worldwide-by-leading-institute/
European Patent Office. "Number of Water Technology-related Applications of International Patent Families (Ipfs) Worldwide from 1992 to 2021, by Leading University or Public Research Institute." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 17 Jul 2024, /statistics/1600851/number-ipfs-water-technology-worldwide-by-leading-institute/
European Patent Office, Number of water technology-related applications of international patent families (IPFs) worldwide from 1992 to 2021, by leading university or public research institute ÌÇÐÄÆƽâ°æ, /statistics/1600851/number-ipfs-water-technology-worldwide-by-leading-institute/ (last visited July 31, 2026)
Number of water technology-related applications of international patent families (IPFs) worldwide from 1992 to 2021, by leading university or public research institute [Graph], European Patent Office, July 17, 2024. [Online]. Available: /statistics/1600851/number-ipfs-water-technology-worldwide-by-leading-institute/
