G01P 3/50
For measuring linear speed
Official title: for measuring linear speed (G01P3/56 takes precedence)
G01P3/50 (For measuring linear speed) appears on 337 US grants and 269 published applications in this corpus.
Search patents in G01P- Granted patents
- 337
- Published applications
- 269
- Assignees
- 214
- Inventors
- 653
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 11 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 3 |
| 2002 | 12 | 8 |
| 2003 | 8 | 9 |
| 2004 | 6 | 9 |
| 2005 | 11 | 11 |
| 2006 | 4 | 12 |
| 2007 | 10 | 12 |
| 2008 | 9 | 6 |
| 2009 | 10 | 10 |
| 2010 | 8 | 14 |
| 2011 | 9 | 23 |
| 2012 | 12 | 8 |
| 2013 | 15 | 11 |
| 2014 | 15 | 9 |
| 2015 | 6 | 16 |
| 2016 | 5 | 12 |
| 2017 | 9 | 9 |
| 2018 | 9 | 9 |
| 2019 | 9 | 16 |
| 2020 | 10 | 11 |
| 2021 | 13 | 13 |
| 2022 | 14 | 5 |
| 2023 | 9 | 4 |
| 2024 | 2 | 13 |
| 2025 | 7 | 13 |
| 2026 | 7 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnet-based detection system for detecting a movement of a movable object6 Oct 2026US 12,754,200 B2Fraba B.V.
- Method, device and computer program for estimating a speed of a wheeled vehicle8 Sep 2026US 12,730,121 B2Institut National De Recherche En Informatique Et En Automatique
- Sensor device for detecting a magnetic field, and magnet-based sensor system for detecting a movement of a movable object2 Jun 2026US 12,644,902 B2Fraba B.V.
- Vehicle speed calculation device and vehicle speed calculation method26 May 2026US 12,638,468 B2Hitachi, Ltd.
- Photonic shock and impulse (PSI) gauge12 May 2026US 12,625,020 B2Analex Corporation
- Method for vehicle classification using multiple geomagnetic sensors2 Jul 2026US 2026/0186016 A1Xidian University
- Lorentz force velocimeter11 Jun 2026US 2026/0160555 A1Honeywell International Inc.
- Systems and methods for single draft weighing of a moving vehicle2 Apr 2026US 2026/0092805 A1Rice Lake Weighing Systems, Inc.
- Estimating device and method for determining estimated movement values25 Dec 2025US 2025/0388247 A1Siemens Mobility GmbH
- Cargo falling prevention system for vehicle and control method4 Dec 2025US 2025/0368123 A1Hyundai Mobis Co., Ltd.
Most cited
By later US patents
- Sport monitoring system for determining airtime, speed, power absorbed and other factors such as drop distance559US 6,539,336 B1PhatRat Technologies, Inc. · 2003
- Dead reckoning navigational system using accelerometer to measure foot impacts499US 5,583,776 APoint Research Corporation · 1996
- Device for determining the speed, distance traversed, elapsed time and calories expended by a person while running408US 4,578,769 ANIKE, Inc. · 1986
- Shoes and garments employing one or more of accelerometers, wireless transmitters, processors, altimeters, to determine information such as speed to persons wearing the shoes or garments359US 7,457,724 B2NIKE, Inc. · 2008
- Systems and methods for determining performance data346US 7,092,846 B2PhatRat Technology, Inc. · 2006