B61L 2011/086
German radio based operations, called "funkfahrbetrieb" [ffb]
Official title: {German radio based operations, called "Funkfahrbetrieb" [FFB]}
B61L2011/086 (German radio based operations, called "funkfahrbetrieb" [ffb]) appears on 13 US grants and 15 published applications in this corpus.
Search patents in B61L- Granted patents
- 13
- Published applications
- 15
- Assignees
- 6
- Inventors
- 15
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 2 | 3 |
| 2022 | 3 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 1 |
| 2026 | 2 | 2 |
By publication year. 2026 runs to 8 Oct.
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- System and method for virtual block stick circuits30 Jan 2025US 2025/0033679 A1BNSF Railway Company
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