| 2025/0083,711 | HYBRID LOCOMOTIVE PROPULSION SYSTEM | Sep 08, 23 | Mar 13, 25 | PROGRESS RAIL LOCOMOTIVE INC. |
| 2024/0409,130 | RAIL VEHICLE TRACTION SYSTEM AND ASSOCIATED RAIL VEHICLE | Jun 05, 24 | Dec 12, 24 | Not available |
| 2024/0409,138 | HYBRID LOCOMOTIVE WITH THROTTLE POWER BOOST | Jun 08, 23 | Dec 12, 24 | PROGRESS RAIL LOCOMOTIVE INC. |
| 2024/0199,099 | HYBRID CONSIST TRACTIVE EFFORT MANAGEMENT | Dec 14, 22 | Jun 20, 24 | Progress Rail Services Corporation |
| 2024/0174,276 | OPTIMIZING A DRIVING STRATEGY FOR A HYBRID DIESEL-ELECTRIC LOCOMOTIVE AND BATTERY-ELECTRIC LOCOMOTIVE CONSIST | Nov 28, 22 | May 30, 24 | Progress Rail Services Corporation |
| 2023/0415,791 | METHOD AND SYSTEM FOR MULTI-FUEL ENGINE | May 31, 23 | Dec 28, 23 | Not available |
| 2023/0234,622 | ARRANGEMENT FOR DRIVING A LOCOMOTIVE HAVING VARIOUS ENERGY-PROVISION SYSTEMS | Mar 31, 23 | Jul 27, 23 | Not available |
| 2023/0234,621 | ARRANGEMENT FOR DRIVING A LOCOMOTIVE HAVING VARIOUS ENERGY-PROVISION SYSTEMS | Mar 31, 23 | Jul 27, 23 | Not available |
| 2023/0234,620 | ARRANGEMENT FOR DRIVING A LOCOMOTIVE HAVING VARIOUS ENERGY-PROVISION SYSTEMS | Mar 31, 23 | Jul 27, 23 | Not available |
| 2022/0388,548 | Energy Recovery System for Diesel Locomotives | Aug 16, 22 | Dec 08, 22 | Knoxville Locomotive Works, Inc. |
| 2022/0177,011 | DRIVE CONTROL DEVICE AND DRIVE DEVICE FOR RAILWAY VEHICLE | Apr 10, 19 | Jun 09, 22 | MITSUBISHI ELECTRIC CORPORATION |
| 2022/0048,540 | ARRANGEMENT FOR DRIVING A LOCOMOTIVE HAVING VARIOUS ENERGY-PROVISION SYSTEMS | Oct 17, 19 | Feb 17, 22 | Not available |
| 2021/0129,873 | SOLAR-ASSISTED RAILROAD-BASED WIND FARM | Nov 05, 20 | May 06, 21 | Not available |
| 2021/0053,594 | POWER MANAGEMENT SYSTEM FOR A CONSIST | Aug 22, 19 | Feb 25, 21 | Not available |
| 2021/0031,817 | CONTROL SYSTEM AND METHOD FOR A VEHICLE SYSTEM | Dec 20, 19 | Feb 04, 21 | Not available |
| 2020/0307,652 | INCREASED TRACTIVE EFFORT YARD AND ROAD SWITCH LOCOMOTIVES | Apr 01, 19 | Oct 01, 20 | Not available |
| 2020/0094,690 | METHOD AND SYSTEMS FOR AN AUXILIARY POWER UNIT | Sep 24, 18 | Mar 26, 20 | General Electric Company |
| 2019/0185,023 | COOLING SYSTEM AND METHOD FOR A DUAL-POWERED RAILROAD VEHICLE | Dec 19, 18 | Jun 20, 19 | Not available |
| 2018/0334,177 | HYBRID POWER SYSTEM FOR LOCOMOTIVE | May 16, 18 | Nov 22, 18 | Not available |
| 2018/0237,036 | TRACK MAINTENANCE MACHINE | Jul 19, 16 | Aug 23, 18 | Not available |