Inventor
DAVIS MICHAEL STEPHEN
US6 patents
⚠️ This page may combine multiple inventors who share the name “DAVIS MICHAEL STEPHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
Harsco Technologies LLC
5 patentsUS9902411B2Feb 27, 2018
Work block encroachment warning system
Harsco Technologies LLC17 citations90
US10752272B2Aug 25, 2020
Work block encroachment warning system
Harsco Technologies LLC3 citations69
US10207726B2Feb 19, 2019
Enhanced rail worker protection warning system (PWS)
Harsco Technologies LLC2 citations69
US11708099B2Jul 25, 2023
Work block encroachment warning system
Harsco Technologies LLC0 citations59
US9878729B2Jan 30, 2018
Failsafe rail mounted shunt device
Harsco Technologies LLC1 citations48