Hansgrohe has registered about 2500 patents until the end of 2015. Among the most important inventions are: automatical drainage systems (1934), the wallbar (1953), the hand shower with an adjustable water jet (1968), the kitchen faucet with pull-out handspray (1984) as well as technologies to reduce the waterflow through air addition (2004) and activating / deactivating the water flow with a push-button (2011). In 2015, Hansgrohe held 24 patents, 180 designs and 93 brands.
