B60M
Power supply lines, and devices along rails, for electrically- propelled vehicles
Official title: POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES (control of points and safety arrangements along railway lines B61L; construction of rails and points in general E01B)
B60M (Power supply lines, and devices along rails, for electrically- propelled vehicles) appears on 1,025 US grants and 1,044 published applications in this corpus.
Search patents in B60M- Granted patents
- 1,025
- Published applications
- 1,044
- Assignees
- 492
- Inventors
- 1,952
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 13 | 0 |
| 1978 | 11 | 0 |
| 1979 | 5 | 0 |
| 1980 | 15 | 0 |
| 1981 | 10 | 0 |
| 1982 | 9 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 16 | 0 |
| 1993 | 7 | 0 |
| 1994 | 11 | 0 |
| 1995 | 9 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 10 | 0 |
| 2000 | 7 | 0 |
| 2001 | 13 | 0 |
| 2002 | 8 | 5 |
| 2003 | 8 | 12 |
| 2004 | 9 | 10 |
| 2005 | 10 | 8 |
| 2006 | 7 | 13 |
| 2007 | 9 | 13 |
| 2008 | 3 | 11 |
| 2009 | 8 | 25 |
| 2010 | 10 | 33 |
| 2011 | 22 | 41 |
| 2012 | 23 | 35 |
| 2013 | 26 | 54 |
| 2014 | 32 | 48 |
| 2015 | 36 | 65 |
| 2016 | 50 | 82 |
| 2017 | 63 | 79 |
| 2018 | 66 | 91 |
| 2019 | 76 | 75 |
| 2020 | 74 | 58 |
| 2021 | 51 | 57 |
| 2022 | 42 | 54 |
| 2023 | 36 | 54 |
| 2024 | 46 | 55 |
| 2025 | 49 | 43 |
| 2026 | 36 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- B60M 1/00Power supply lines for contact with collector on vehicle607
- B60M 7/00Power lines or rails specially adapted for electrically-propelled vehicles of special types337
- B60M 3/00Feeding power to supply lines in contact with collector on vehicles193
- B60M 5/00Arrangements along running rails or at joints thereof for current conduction or43
- B60M 2200/00Specific problems related to power supply lines not otherwise provided forIndexing code3
Recent patents
- System for electrically feeding at least one electrically powered vehicle29 Sep 2026US 12,746,826 B2BluVein Innovation Pty. Ltd.
- System for implementing continuous co-phase flexible alternating current traction power supply and operation mode therefor22 Sep 2026US 12,741,567 B2China Railway Electrical Industry Co., Ltd.
- Contactless power feeder15 Sep 2026US 12,738,769 B2Daifuku Co., Ltd.
- Electrical interface system8 Sep 2026US 12,731,921 B2Caterpillar Inc.
- Grade crossing system including grade crossing predictor in electrified propulsion territory1 Sep 2026US 12,722,676 B2Siemens Mobility GmbH
- Electric rail vehicle charging apparatus17 Sep 2026US 2026/0274100 A1First Greater Western Limited
- Vehicle30 Jul 2026US 2026/0217144 A1Denso Corporation
- Storage systems and methods for robotic picking30 Jul 2026US 2026/0217464 A1Nimble Robotics, Inc.
- Vehicle power supply system9 Jul 2026US 2026/0192689 A1Transportation IP Holdings, LLC
- Relocatable base for elevated power rails and method of deployment9 Jul 2026US 2026/0192706 A1Caterpillar Global Mining Equipment LLC
Most cited
By later US patents
- Apparatus for deicing of trolley wires234US 4,190,137 ADainichi-Nippon Cables, Ltd. · 1980
- Adjustable cover for conductors and insulators224US 8,907,222 B2Preformed Line Products Company · 2014
- Electric vehicle pick-up position control174US 5,595,271 A1997
- Personal rapid transit system83US 4,061,089 A1977
- Device for contactless power supply to moving body83US 5,709,291 ADaifuku Co., Ltd. · 1998