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FRANCOIS PRETORIUS
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Paonia, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Secure vehicle to vehicle PTC communication
Patent number
11,871,234
Issue date
Jan 9, 2024
Transportation IP Holdings, LLC
Rebecca W. Dreasher
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for monitoring traffic control devices
Patent number
11,527,151
Issue date
Dec 13, 2022
Transportation IP Holdings, LLC
Jerrid D. Chapman
G08 - SIGNALLING
Information
Patent Grant
Control system for enforcing conditional authorities using vehicle-...
Patent number
11,511,782
Issue date
Nov 29, 2022
Westinghouse Air Brake Technologies Corporation
Rebecca W. Dreasher
B61 - RAILWAYS
Information
Patent Grant
System and method for monitoring traffic control devices
Patent number
11,176,811
Issue date
Nov 16, 2021
Transportation IP Holdings, LLC
Jerrid D. Chapman
G08 - SIGNALLING
Information
Patent Grant
Railroad signaling and communication system using a fail-safe volta...
Patent number
9,457,821
Issue date
Oct 4, 2016
Westinghouse Air Brake Technologies Corporation
Francois Pretorius
B61 - RAILWAYS
Information
Patent Grant
Railroad signaling and communication system using a fail-safe volta...
Patent number
8,989,926
Issue date
Mar 24, 2015
Convergent Communications, Inc.
Francois Pretorius
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
SECURE VEHICLE TO VEHICLE PTC COMMUNICATION
Publication number
20240109564
Publication date
Apr 4, 2024
Transportation IP Holdings, LLC
Padam Dhoj Swar
B61 - RAILWAYS
Information
Patent Application
SYSTEM AND METHOD FOR MONITORING TRAFFIC CONTROL DEVICES
Publication number
20220036725
Publication date
Feb 3, 2022
Transportation IP Holdings, LLC
Jerrid D. Chapman
G01 - MEASURING TESTING
Information
Patent Application
SECURE VEHICLE TO VEHICLE PTC COMMUNICATION
Publication number
20220038906
Publication date
Feb 3, 2022
Transportation IP Holdings, LLC
Rebecca W. Dreasher
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR MONITORING TRAFFIC CONTROL DEVICES
Publication number
20210158689
Publication date
May 27, 2021
Transportation IP Holdings, LLC
Jerrid D. Chapman
G08 - SIGNALLING
Information
Patent Application
CONTROL SYSTEM FOR ENFORCING CONDITIONAL AUTHORITIES USING VEHICLE-...
Publication number
20200198677
Publication date
Jun 25, 2020
WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORPORATION
Rebecca W. Dreasher
B61 - RAILWAYS
Information
Patent Application
RAILROAD SIGNALING AND COMMUNICATION SYSTEM USING A FAIL-SAFE VOLTA...
Publication number
20160332645
Publication date
Nov 17, 2016
WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORPORATION
FRANCOIS PRETORIUS
B61 - RAILWAYS
Information
Patent Application
Railroad Signaling and Communication System Using a Fail-Safe Volta...
Publication number
20150191185
Publication date
Jul 9, 2015
WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORPORATION
FRANCOIS PRETORIUS
B61 - RAILWAYS
Information
Patent Application
RAILROAD SIGNALING AND COMMUNICATION SYSTEM USING A FAIL-SAFE VOLTA...
Publication number
20110118913
Publication date
May 19, 2011
CONVERGENT COMMUNICATIONS, INC.
Francois Pretorius
B61 - RAILWAYS