B61L 3/225
Using separate conductors along the route
Official title: {using separate conductors along the route}
B61L3/225 (Using separate conductors along the route) appears on 51 US grants and 11 published applications in this corpus.
Search patents in B61L- Granted patents
- 51
- Published applications
- 11
- Assignees
- 35
- Inventors
- 84
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Arrangement for train protection2 Sep 2025US 12,403,944 B2Siemens Mobility GmbH
- Rail system with a rail and mobile parts movable along the rail4 Jun 2024US 11,999,390 B2Sew-Eurodrive GmbH & Co. KG
- Systems and methods for braking or propelling a roaming vehicle5 Nov 2019US 10,464,427 B2Universal City Studios LLC
- Optimized circulation management method of a train and associated CBTC signaling system8 Oct 2019US 10,435,053 B2Alstom Transport Technologies
- Conductor line, current collector, and conductor line system5 Jun 2018US 9,987,948 B2Conductix-Wampfler GmbH
- Arrangement for train protection10 Apr 2025US 2025/0115284 A1Siemens Mobility GmbH
- Rail system with a rail and mobile parts movable along the rail14 Jul 2022US 2022/0219743 A1Sew-Eurodrive GmbH & Co. KG
- Optimized circulation management method of a train and associated cbtc signaling system29 Nov 2018US 2018/0339721 A1Alstom Transport Technologies
- Systems and methods for braking or propelling a roaming vehicle1 Mar 2018US 2018/0056792 A1Universal City Studios LLC
- Conductor line, current collector, and conductor line system3 Aug 2017US 2017/0217333 A1Conductix-Wampler GmbH
Most cited
By later US patents
- Accurate position-sensing and communications for guideway operated vehicles141US 6,011,508 AMagneMotion, Inc. · 2000
- Transportation system with high speed vehicles and automatic control48US 5,590,604 AAutran Corp. · 1997
- Track-guided transport system with power and data transmission48US 6,089,512 ACegelec AEG Anlagen und Automatisierungstechnik GmbH · 2000
- Integrated transportation system including transfer vehicles36US 5,598,783 AAutran Corp. · 1997
- Antenna mounting structure for movable member conveying system35US 5,927,657 AKabushiki Kaisha Toyoda Jidoshokki Seisakusho · 1999