Inventor
LEY JEFFREY A
US6 patents
⚠️ This page may combine multiple inventors who share the name “LEY JEFFREY A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOY GLOBAL UNDERGROUND MINING LLC
5 patentsUS11180993B2Nov 23, 2021
Impact event logging system and method for longwall shearer
JOY GLOBAL UNDERGROUND MINING LLC0 citations59
US11555403B2Jan 17, 2023
Cutting pick monitoring system and method for longwall mining system
JOY GLOBAL UNDERGROUND MINING LLC0 citations48
US11434761B2Sep 6, 2022
Impact feedback system for longwall shearer operator
JOY GLOBAL UNDERGROUND MINING LLC0 citations48
US11319809B2May 3, 2022
Impact sensor and control system for a longwall shearer
JOY GLOBAL UNDERGROUND MINING LLC0 citations48
US11180992B2Nov 23, 2021
High stress impact detection for a longwall shearer
JOY GLOBAL UNDERGROUND MINING LLC0 citations48