B61K 9/02
Profile gauges
Official title: Profile gauges, e.g. loading gauges
B61K9/02 (Profile gauges) appears on 25 US grants and 35 published applications in this corpus.
Search patents in B61K- Granted patents
- 25
- Published applications
- 35
- Assignees
- 27
- Inventors
- 80
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 0 |
| 2015 | 2 | 2 |
| 2016 | 2 | 6 |
| 2017 | 2 | 1 |
| 2018 | 1 | 3 |
| 2019 | 3 | 1 |
| 2020 | 1 | 4 |
| 2021 | 1 | 4 |
| 2022 | 4 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 2 |
| 2025 | 1 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rail management device30 Jun 2026US 12,669,401 B2Korea Railroad Research Institute (Krri)
- System for detecting defects in rail and methods of using same10 Mar 2026US 12,570,336 B2Herzog Services, Inc.
- Actuator apparatus with precision bearings and light sensor6 Jan 2026US 12,515,715 B2DTL Linear, LLC
- Load estimation apparatus, load estimation method, and program29 Apr 2025US 12,287,257 B2Mitsubishi Heavy Industries, Ltd.
- Encoder bearing hub assembly for rail vehicles16 Apr 2024US 11,958,510 B2Harsco Technologies LLC
- Signal processing method, sensor and use of a sensor for determining rotational speeds and/or rotational positions of wheels of rail vehicle13 Aug 2026US 2026/0235390 A1Knorr-Bremse Systeme FüR Schienenfahrzeuge GmbH
- Method for ensuring the standstill of a rail vehicle12 Mar 2026US 2026/0070593 A1Siemens Mobility GmbH
- Estimating device and method for determining estimated movement values25 Dec 2025US 2025/0388247 A1Siemens Mobility GmbH
- Encoder bearing hub assembly for rail vehicles13 Mar 2025US 2025/0083715 A1Harsco Technologies LLC
- Rail management device7 Nov 2024US 2024/0369442 A1Korea Railroad Research Institute (Krri)
Most cited
By later US patents
- Load measurement method and apparatus, railcar provided with load measurement apparatus, and load management system7US 9,476,802 B2Kawasaki Jukogyo Kabushiki Kaisha · 2016
- Electronic weighing system and method for railcars with side bearing load cells adapted to be mounted to the bottom of the railcar body so as to flank the center plate load cell6US 8,258,414 B2Union Tank Car Company · 2012
- Assembly having an undercarriage unit3US 10,093,326 B2Siemens Aktiengesellschaft · 2018
- Diagnostic device for detecting an out-of-roundness on railway vehicle wheels in accordance with an impulse evaluation method3US 10,365,186 B2Schenck Process Europe GmbH · 2019
- Electronic condition detection system and method for railcars3US 8,985,525 B2Union Tank Car Company · 2015