B61B 13/08
Sliding or levitation systems
Official title: Sliding or levitation systems (vehicles with air cushions between rails and vehicles B60V3/04)
B61B13/08 (Sliding or levitation systems) appears on 264 US grants and 227 published applications in this corpus.
Search patents in B61B- Granted patents
- 264
- Published applications
- 227
- Assignees
- 147
- Inventors
- 596
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 10 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 6 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 0 | 3 |
| 2007 | 2 | 6 |
| 2008 | 1 | 3 |
| 2009 | 3 | 1 |
| 2010 | 2 | 4 |
| 2011 | 2 | 6 |
| 2012 | 4 | 5 |
| 2013 | 7 | 3 |
| 2014 | 6 | 6 |
| 2015 | 2 | 7 |
| 2016 | 5 | 11 |
| 2017 | 6 | 10 |
| 2018 | 5 | 20 |
| 2019 | 14 | 13 |
| 2020 | 10 | 18 |
| 2021 | 10 | 18 |
| 2022 | 15 | 24 |
| 2023 | 17 | 16 |
| 2024 | 15 | 19 |
| 2025 | 13 | 19 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bogie for a guideway-bound levitation vehicle28 Jul 2026US 12,691,912 B2Max Boegl Stiftung & Co. KG
- Vibration test bench for permanent maglev train23 Jun 2026US 12,663,342 B2Guorui Scientific Innovation Rare Earth Functional Materials (Ganzhou) Co., Ltd.
- High speed suspended transit system and related methods9 Jun 2026US 12,649,500 B2
- Guide tube and hyperloop device including same12 May 2026US 12,624,505 B2Posco
- Method and system device for multiple load-bearing of linear motor for magnetic levitation transportation28 Apr 2026US 12,611,939 B2Crrc Zhuzhou Electric Locomotive Research Institute Co., Ltd.
- Method and system for protecting operations in a vacuum environment of an ultra-high-speed magnetic levitation low vacuum tube3 Sep 2026US 2026/0257707 A1CRSC Research & Design Institute Group Co., Ltd.
- Magnetic levitation train rescue wheel device and magnetic levitation train20 Aug 2026US 2026/0241965 A1Crrc Qingdao Sifang Co., Ltd.
- Undercarriage for a rail-bound maglev vehicle of a magnetic levitation train, and maglev vehicle13 Aug 2026US 2026/0233766 A1Max Boegl Stiftung & Co. KG
- Narrow vehicle body high-speed maglev train and suspension frame therefor6 Aug 2026US 2026/0225626 A1Crrc Qingdao Sifang Co., Ltd.
- System for conveying at least one transport capsule4 Jun 2026US 2026/0152211 A1
Most cited
By later US patents
- Segmented tilt tray sorter165US 6,246,023 B1Siemens ElectroCom, L.P. · 2001
- Traffic/transportation system121US 6,129,025 A2000
- Vehicle guidance and switching via magnetic forces108US 6,101,952 AMagneMotion, Inc. · 2000
- System for inductive transfer of power, communication and position sensing to a guideway-operated vehicle90US 6,499,701 B1MagneMotion, Inc. · 2002
- Crossbelt sortation system74US 5,588,520 ARapistan Demag Corporation · 1996