B61L 27/37
Migration
Official title: Migration, e.g. parallel installations running simultaneously
B61L27/37 (Migration) appears on 14 US grants and 21 published applications in this corpus.
Search patents in B61L- Granted patents
- 14
- Published applications
- 21
- Assignees
- 13
- Inventors
- 62
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 4 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 3 |
| 2020 | 1 | 1 |
| 2021 | 0 | 4 |
| 2022 | 1 | 1 |
| 2023 | 1 | 3 |
| 2024 | 2 | 1 |
| 2025 | 4 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Interface adapter for controlling a track-side object of a railway installation16 Dec 2025US 12,497,086 B2Pilz GmbH & Co.KG
- Traffic network and method for operating rail vehicles in a traffic network18 Nov 2025US 12,473,003 B2Siemens Mobility GmbH
- Method and systems for an automated railyard16 Sep 2025US 12,415,551 B2Transportation IP Holdings, LLC
- Test support method, test support device, and storage medium11 Feb 2025US 12,223,635 B2Mitsubishi Electric Corporation
- Method and system for regulating guided vehicle headways10 Dec 2024US 12,162,525 B2Siemens Mobility GmbH
- System and method for interactive operation of real train and simulation train23 Jul 2026US 2026/0208776 A1Casco Signal Ltd.
- Traffic network and method for operating rail vehicles in a traffic network29 Feb 2024US 2024/0067244 A1Siemens Mobility GmbH
- Interface Adapter for Controlling a Track-Side Object of a Railway Installation22 Jun 2023US 2023/0192162 A1Pilz GmbH & Co.KG
- Method and systems for an automated railyard15 Jun 2023US 2023/0182791 A1Transportation IP Holdings, LLC
- Test support method, test support device, and storage medium19 Jan 2023US 2023/0015988 A1Mitsubishi Electric Corporation
Most cited
By later US patents