using coded current

Industry

CPC
B61L23/168

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B61Railways B61LGUIDING RAILWAY TRAFFIC ENSURING THE SAFETY OF RAILWAY TRAFFIC B61L23/00Control, warning, or like safety means along the route or between vehicles or vehicle trains

Current Industry

B61L23/168using coded current

Industries

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Patents Grantslast 30 patents

Information Patent Grant
System and method for virtual block stick circuits
- Patent number 12,116,028
- Issue date Oct 15, 2024
- BNSF Railway Company
- Jeffrey Ryan Allen
- B61 - RAILWAYS
Information Patent Grant
Railroad virtual track block system
- Patent number 11,767,041
- Issue date Sep 26, 2023
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Grant
System and method for virtual block stick circuits
- Patent number 11,511,779
- Issue date Nov 29, 2022
- BNSF Railway Company
- Jeffrey Ryan Allen
- B61 - RAILWAYS
Information Patent Grant
Railroad virtual track block system
- Patent number 11,230,307
- Issue date Jan 25, 2022
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Grant
Railroad virtual track block system
- Patent number 11,230,308
- Issue date Jan 25, 2022
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Grant
System and method for controlling signaling devices along railroad...
- Patent number 11,104,362
- Issue date Aug 31, 2021
- SIEMENS MOBILITY, INC.
- Brian Joseph Hogan
- B61 - RAILWAYS
Information Patent Grant
Railroad virtual track block system
- Patent number 11,104,361
- Issue date Aug 31, 2021
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Grant
Railroad virtual track block system
- Patent number 10,894,550
- Issue date Jan 19, 2021
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Grant
Train detection system for a railway track section, associated rail...
- Patent number 10,614,708
- Issue date Apr 7, 2020
- ALSTOM TRANSPORT TECHNOLOGIES
- Jared Cooper
- G08 - SIGNALLING
Information Patent Grant
Railway code generation and signaling system and method
- Patent number 9,391,820
- Issue date Jul 12, 2016
- ALSTOM TRANSPORT TECHNOLOGIES
- James Michael Kiss
- B61 - RAILWAYS
Information Patent Grant
Train detection system and a train detection method
- Patent number 7,200,470
- Issue date Apr 3, 2007
- Hitachi, Ltd.
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Grant
Transmitter and receiver device for train detection
- Patent number 7,027,901
- Issue date Apr 11, 2006
- Hitachi, Ltd.
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Grant
Train detection system and a train detection method cross reference...
- Patent number 6,829,526
- Issue date Dec 7, 2004
- Hitachi, Ltd.
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Grant
Train detection system and a train detection method
- Patent number 6,604,031
- Issue date Aug 5, 2003
- Hitachi, Ltd.
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Grant
Train detection system
- Patent number 6,470,244
- Issue date Oct 22, 2002
- Hitachi, Ltd.
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Grant
Train detection system and a train detection method
- Patent number 6,317,664
- Issue date Nov 13, 2001
- Hitachi, Ltd.
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Grant
Train detection system and a train detection method
- Patent number 6,230,085
- Issue date May 8, 2001
- Hitachi, Ltd.
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Grant
Coded track circuit repeater having standby mode
- Patent number 5,465,926
- Issue date Nov 14, 1995
- Union Switch & Signal Inc.
- James P. Brown
- B61 - RAILWAYS
Information Patent Grant
Cab signal apparatus and method
- Patent number 5,459,663
- Issue date Oct 17, 1995
- Union Switch & Signal Inc.
- Raymond C. Franke
- B61 - RAILWAYS
Information Patent Grant
Single-element coded alternating current railway track circuit havi...
- Patent number 5,219,426
- Issue date Jun 15, 1993
- Union Switch & Signal Inc.
- Anthony G. Ehrlich
- B61 - RAILWAYS
Information Patent Grant
Master-Satellite railway track circuit
- Patent number 5,145,131
- Issue date Sep 8, 1992
- Union Switch & Signal Inc.
- Raymond C. Franke
- B61 - RAILWAYS
Information Patent Grant
Vital safety monitoring circuit
- Patent number 4,755,692
- Issue date Jul 5, 1988
- American Standard Inc.
- Harry C. Nagel
- B61 - RAILWAYS
Information Patent Grant
Synchronous rectification track circuit
- Patent number 4,723,739
- Issue date Feb 9, 1988
- American Standard Inc.
- Raymond C. Franke
- B61 - RAILWAYS
Information Patent Grant
Signal control system
- Patent number 4,369,942
- Issue date Jan 25, 1983
- Safetran Systems Corporation
- H. James Wilson
- B61 - RAILWAYS
Information Patent Grant
Audio frequency track circuit for rapid transit applications with s...
- Patent number 4,352,475
- Issue date Oct 5, 1982
- General Signal Corp.
- Barry L. Smith
- B61 - RAILWAYS
Information Patent Grant
Safety coding process for track circuits
- Patent number 4,349,170
- Issue date Sep 14, 1982
- Compagnie de Signaux et d'Entreprises Electriques
- Claude D. Bilet
- B61 - RAILWAYS
Information Patent Grant
High power audio frequency transmitter
- Patent number 4,314,374
- Issue date Feb 2, 1982
- Westinghouse Air Brake Company
- John J. Kuhn
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Signal-powered receiver
- Patent number 4,314,306
- Issue date Feb 2, 1982
- American Standard Inc.
- John O. G. Darrow
- B61 - RAILWAYS
Information Patent Grant
Signal amplifier apparatus with fail-safe limited gain
- Patent number 4,042,888
- Issue date Aug 16, 1977
- Westinghouse Electric Corporation
- Arun P. Sahasrabudhe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Railroad traffic control signaling system
- Patent number 4,022,407
- Issue date May 10, 1977
- Westinghouse Air Brake Company
- Crawford E. Staples
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR VIRTUAL BLOCK STICK CIRCUITS
- Publication number 20250033679
- Publication date Jan 30, 2025
- BNSF Railway Company
- Jeffrey R. Allen
- B61 - RAILWAYS
Information Patent Application
RAILROAD VIRTUAL TRACK BLOCK SYSTEM
- Publication number 20240001975
- Publication date Jan 4, 2024
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Application
SYSTEM AND METHOD FOR VIRTUAL BLOCK OPERATIONAL STATUS CONTROL WITH...
- Publication number 20230166780
- Publication date Jun 1, 2023
- BNSF Railway Company
- Jeffrey R. Allen
- B61 - RAILWAYS
Information Patent Application
SYSTEM AND METHOD FOR VIRTUAL BLOCK STICK CIRCUITS
- Publication number 20230083828
- Publication date Mar 16, 2023
- BNSF Railway Company
- Jeffrey Ryan Allen
- B61 - RAILWAYS
Information Patent Application
RAILROAD VIRTUAL TRACK BLOCK SYSTEM
- Publication number 20220089203
- Publication date Mar 24, 2022
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Application
SYSTEM AND METHOD FOR VIRTUAL BLOCK STICK CIRCUITS
- Publication number 20220032975
- Publication date Feb 3, 2022
- BNSF Railway Company
- Jeffrey Ryan Allen
- B61 - RAILWAYS
Information Patent Application
RAILROAD VIRTUAL TRACK BLOCK SYSTEM
- Publication number 20210253147
- Publication date Aug 19, 2021
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Application
RAILROAD VIRTUAL TRACK BLOCK SYSTEM
- Publication number 20210253148
- Publication date Aug 19, 2021
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Application
RAILROAD VIRTUAL TRACK BLOCK SYSTEM
- Publication number 20210086805
- Publication date Mar 25, 2021
- BNSF Railway Company
- Jerry Wade Specht
- B61 - RAILWAYS
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING SIGNALING DEVICES ALONG RAILROAD...
- Publication number 20190232989
- Publication date Aug 1, 2019
- Siemens Inudstry, Inc.
- Brian Joseph Hogan
- B61 - RAILWAYS
Information Patent Application
RAILWAY CODE GENERATION AND SIGNALING SYSTEM AND METHOD
- Publication number 20140119414
- Publication date May 1, 2014
- GENERAL ELECTRIC COMPANY
- James Michael Kiss
- B61 - RAILWAYS
Information Patent Application
Train detection system and a train detection method
- Publication number 20060155433
- Publication date Jul 13, 2006
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Application
Train detection system and a train detection method
- Publication number 20050075765
- Publication date Apr 7, 2005
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Application
Train detection system and a train detection method cross reference...
- Publication number 20040030467
- Publication date Feb 12, 2004
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Application
Train detection system and a train detection method
- Publication number 20020193917
- Publication date Dec 19, 2002
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Application
Train detection system and a train detection method
- Publication number 20020029100
- Publication date Mar 7, 2002
- Kenji Oguma
- B61 - RAILWAYS
Information Patent Application
Train detection system and a train detection method
- Publication number 20010029412
- Publication date Oct 11, 2001
- Kenji Oguma
- B61 - RAILWAYS

using coded current

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

System and method for virtual block stick circuits

Railroad virtual track block system

System and method for virtual block stick circuits

Railroad virtual track block system

Railroad virtual track block system

System and method for controlling signaling devices along railroad...

Railroad virtual track block system

Railroad virtual track block system

Train detection system for a railway track section, associated rail...

Railway code generation and signaling system and method

Train detection system and a train detection method

Transmitter and receiver device for train detection

Train detection system and a train detection method cross reference...

Train detection system and a train detection method

Train detection system

Train detection system and a train detection method

Train detection system and a train detection method

Coded track circuit repeater having standby mode

Cab signal apparatus and method

Single-element coded alternating current railway track circuit havi...

Master-Satellite railway track circuit

Vital safety monitoring circuit

Synchronous rectification track circuit

Signal control system

Audio frequency track circuit for rapid transit applications with s...

Safety coding process for track circuits

High power audio frequency transmitter

Signal-powered receiver

Signal amplifier apparatus with fail-safe limited gain

Railroad traffic control signaling system

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR VIRTUAL BLOCK STICK CIRCUITS

RAILROAD VIRTUAL TRACK BLOCK SYSTEM

SYSTEM AND METHOD FOR VIRTUAL BLOCK OPERATIONAL STATUS CONTROL WITH...

SYSTEM AND METHOD FOR VIRTUAL BLOCK STICK CIRCUITS

RAILROAD VIRTUAL TRACK BLOCK SYSTEM

SYSTEM AND METHOD FOR VIRTUAL BLOCK STICK CIRCUITS

RAILROAD VIRTUAL TRACK BLOCK SYSTEM

RAILROAD VIRTUAL TRACK BLOCK SYSTEM

RAILROAD VIRTUAL TRACK BLOCK SYSTEM

SYSTEM AND METHOD FOR CONTROLLING SIGNALING DEVICES ALONG RAILROAD...

RAILWAY CODE GENERATION AND SIGNALING SYSTEM AND METHOD

Train detection system and a train detection method

Train detection system and a train detection method

Train detection system and a train detection method cross reference...

Train detection system and a train detection method

Train detection system and a train detection method

Train detection system and a train detection method