| 2024/0409,139 | RAIL WARNING SYSTEM AND METHOD | Jan 08, 24 | Dec 12, 24 | HARSCO TECHNOLOGIES LLC |
| 2024/0239,386 | Mobile Railway Asset Monitoring Apparatus and Methods | Mar 29, 24 | Jul 18, 24 | Not available |
| 2024/0083,477 | RAIL SENSOR UNIT | Feb 09, 21 | Mar 14, 24 | DSRailTech, a.s. |
| 2024/0059,327 | System and Method for Mover Self-Navigation in an Independent Cart System | Aug 16, 22 | Feb 22, 24 | Not available |
| 2019/0276,059 | SUBMERSIBLE SWITCH POINT MACHINE | Mar 12, 18 | Sep 12, 19 | Not available |
| 2019/0185,034 | MONITORING SYSTEM, WAYSIDE LED SIGNAL, AND METHOD FOR MONITORING A WAYSIDE LED SIGNAL | Jun 27, 16 | Jun 20, 19 | Not available |
| 2018/0093,682 | ELECTRONIC CIRCUIT CONTROLLER FOR RAILWAY SWITCH MACHINE, RAILWAY SWITCH MACHINE AND RAILWAY SWITCHING SYSTEM INCLUDING SAME | Oct 02, 17 | Apr 05, 18 | Ansaldo STS USA, Inc. |
| 2018/0016,753 | A RAIL CLAMP | Feb 02, 16 | Jan 18, 18 | CODIUN LIMITED |
| 2016/0325,765 | INFORMATION TRANSMISSION SYSTEM AND INFORMATION TRANSMISSION METHOD FOR RAIL TRANSPORT | Jan 05, 15 | Nov 10, 16 | SIEMENS AKTIENGESELLSCHAFT |
| 2015/0158,511 | POINTS MACHINE MONITORING SYSTEM AND METHOD | Oct 31, 14 | Jun 11, 15 | GENERAL ELECTRIC COMPANY |
| 2014/0319,285 | VARIABLE FREQUENCY TRAIN DETECTION | Apr 30, 13 | Oct 30, 14 | SIEMENS INDUSTRY, INC. |
| 2014/0117,168 | ESTIMATED TRAIN OCCUPANCY RANGE DETERMINATION DEVICE, ONBOARD SYSTEM, AND ESTIMATED TRAIN OCCUPANCY RANGE DETERMINATION METHOD | Aug 07, 13 | May 01, 14 | KYOSAN ELECTRIC MFG. CO., LTD. |
| 2014/0117,169 | OCCUPANCY DETECTION DEVICE AND OCCUPANCY DETECTION METHOD | Aug 07, 13 | May 01, 14 | KYOSAN ELECTRIC MFG. CO., LTD. |
| 2013/0289,805 | TRAIN TRAFFIC ADVISOR SYSTEM AND METHOD THEREOF | Apr 26, 12 | Oct 31, 13 | ENT. SERVICES DEVELOPMENT CORPORATION LP |
| 2013/0264,430 | METHOD AND APPARATUS FOR OPERATION OF A RAILWAY BRANCH LINE | Dec 09, 11 | Oct 10, 13 | SIEMENS AKTIENGESELLSCHAFT |
| 2013/0233,979 | TRACK CIRCUIT TRANSCEIVER | Mar 09, 12 | Sep 12, 13 | SIEMENS INDUSTRY, INC. |
| 2013/0015,297 | SYSTEMS AND METHOD FOR A CROSSING EQUIPMENT CONTROLLER | Apr 17, 12 | Jan 17, 13 | GENERAL ELECTRIC COMPANY |
| 2012/0248,261 | COMMUNICATIONS BASED CROSSING CONTROL FOR LOCOMOTIVE-CENTRIC SYSTEMS | Apr 01, 11 | Oct 04, 12 | SIEMENS INDUSTRY, INC. |
| 2012/0181,390 | VEHICLE DETECTION SYSTEM | Mar 27, 12 | Jul 19, 12 | Central Signal, LLC |
| 2012/0138,752 | RAIL LINE SENSING AND SAFETY SYSTEM | Dec 02, 11 | Jun 07, 12 | METROM RAIL, LLC |