US Patent 10426397 Informative system using and instrumented and connected hairbrush

Hairstyling tool of the comb or hairbrush type, comprising a handle and a body, an electric battery a force sensor, an electronic unit configured to capture and format signals provided by the sensors, a wireless communication means for transmitting data to a remote entity, by means of which information about the movements executed by the tool and the forces it undergoes can be transmitted to the remote entity, the remote entity being able to send information back to the user of the tool about the hair being styled.