The number of international patent families (IPFs) applications in the water sector to increase efficiency and sustainability increased considerably from 2012 to 2021 compared to the previous ten years. During that period, ***** IPFs in that branch were reported worldwide, of which ** percent were related to automatisation and control.
Number of water treatment applications of international patent families (IPFs) to increase efficiency and sustainability worldwide from 1992 to 2021, by technology
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European Patent Office. (July 17, 2024). Number of water treatment applications of international patent families (IPFs) to increase efficiency and sustainability worldwide from 1992 to 2021, by technology [Graph]. In Statista. Retrieved July 20, 2025, from https://www.statista.com/statistics/1606011/number-ipfs-water-technology-efficiency-worldwide-by-technology/
European Patent Office. "Number of water treatment applications of international patent families (IPFs) to increase efficiency and sustainability worldwide from 1992 to 2021, by technology." Chart. July 17, 2024. Statista. Accessed July 20, 2025. https://www.statista.com/statistics/1606011/number-ipfs-water-technology-efficiency-worldwide-by-technology/
European Patent Office. (2024). Number of water treatment applications of international patent families (IPFs) to increase efficiency and sustainability worldwide from 1992 to 2021, by technology. Statista. Statista Inc.. Accessed: July 20, 2025. https://www.statista.com/statistics/1606011/number-ipfs-water-technology-efficiency-worldwide-by-technology/
European Patent Office. "Number of Water Treatment Applications of International Patent Families (Ipfs) to Increase Efficiency and Sustainability Worldwide from 1992 to 2021, by Technology." Statista, Statista Inc., 17 Jul 2024, https://www.statista.com/statistics/1606011/number-ipfs-water-technology-efficiency-worldwide-by-technology/
European Patent Office, Number of water treatment applications of international patent families (IPFs) to increase efficiency and sustainability worldwide from 1992 to 2021, by technology Statista, https://www.statista.com/statistics/1606011/number-ipfs-water-technology-efficiency-worldwide-by-technology/ (last visited July 20, 2025)
Number of water treatment applications of international patent families (IPFs) to increase efficiency and sustainability worldwide from 1992 to 2021, by technology [Graph], European Patent Office, July 17, 2024. [Online]. Available: https://www.statista.com/statistics/1606011/number-ipfs-water-technology-efficiency-worldwide-by-technology/
