Inventor
HJORT PATRICK R T
SE3 patents
Patents
3 patentsUS12376996B2Aug 5, 2025
Hearing protector with sensor module and method of retrofitting a hearing protector with a sensor module
3M INNOVATIVE PROPERTIES COMPANY0 citations54
US12102507B2Oct 1, 2024
Ear cushion system with fluid flow, ear cushion, fluid guide device, headset and headgear with such system
3M INNOVATIVE PROPERTIES COMPANY0 citations54
US12426656B2Sep 30, 2025
Hearing protection device, collision warning system and method of retrofitting a hearing protection device with a detection unit
3M INNOVATIVE PROPERTIES COMPANY0 citations40