Inventor
HUMPHREY STEPHEN HAROLD
US4 patents
⚠️ This page may combine multiple inventors who share the name “HUMPHREY STEPHEN HAROLD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PROGRESS RAIL SERVICES CORP
3 patentsUS9868430B2Jan 16, 2018
Communication network having locomotive expansion module
PROGRESS RAIL SERVICES CORP2 citations67
US9410870B2Aug 9, 2016
Method and system for data redundancy storage
PROGRESS RAIL SERVICES CORP0 citations46
US9908542B2Mar 6, 2018
Event recorder with configurable alarm/event monitoring
PROGRESS RAIL SERVICES CORP1 citations42