Inventor

PRETORIUS FRANCOIS

US4 patents

⚠️ This page may combine multiple inventors who share the name “PRETORIUS FRANCOIS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WESTINGHOUSE AIR BRAKE TECH CORP

2 patents

US11511782B2Nov 29, 2022

Control system for enforcing conditional authorities using vehicle-to-vehicle monitoring

WESTINGHOUSE AIR BRAKE TECH CORP0 citations49

US9457821B2Oct 4, 2016

Railroad signaling and communication system using a fail-safe voltage sensor to verify trackside conditions in safety-critical railroad applications

WESTINGHOUSE AIR BRAKE TECH CORP1 citations45

SAFETRAN SYSTEMS CORP

1 patent

US5751569AMay 12, 1998

Geographic train control

SAFETRAN SYSTEMS CORP85 citations91

PRETORIUS FRANCOIS

1 patent

US8989926B2Mar 24, 2015

Railroad signaling and communication system using a fail-safe voltage sensor to verify trackside conditions in safety-critical railroad applications

PRETORIUS FRANCOIS1 citations38