G01L 25/00
Testing or calibrating of apparatus for measuring force, torque, work, mechanical power
Official title: Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
G01L25/00 (Testing or calibrating of apparatus for measuring force, torque, work, mechanical power) appears on 713 US grants and 728 published applications in this corpus.
Search patents in G01L- Granted patents
- 713
- Published applications
- 728
- Assignees
- 524
- Inventors
- 1,719
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 10 | 7 |
| 2003 | 8 | 5 |
| 2004 | 8 | 8 |
| 2005 | 5 | 4 |
| 2006 | 5 | 10 |
| 2007 | 10 | 9 |
| 2008 | 5 | 9 |
| 2009 | 8 | 9 |
| 2010 | 6 | 15 |
| 2011 | 6 | 18 |
| 2012 | 10 | 28 |
| 2013 | 21 | 29 |
| 2014 | 23 | 46 |
| 2015 | 35 | 43 |
| 2016 | 42 | 58 |
| 2017 | 50 | 43 |
| 2018 | 37 | 50 |
| 2019 | 42 | 39 |
| 2020 | 38 | 46 |
| 2021 | 40 | 45 |
| 2022 | 38 | 47 |
| 2023 | 43 | 61 |
| 2024 | 42 | 41 |
| 2025 | 53 | 31 |
| 2026 | 25 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Portable calibration tool22 Sep 2026US 12,742,696 B2Enerpac Tool Group Corp.
- System for testing acceleration and force responsive sensors15 Sep 2026US 12,736,429 B2Arizona Board of Regents on behalf of Arizona State University
- Dynamic pressure sensor8 Sep 2026US 12,730,018 B2RxFunction, Inc.
- Detection device25 Aug 2026US 12,716,789 B2Japan Display Inc.
- Systems, devices and methods for detecting axial forces acting upon a container25 Aug 2026US 12,716,791 B2Smart Skin Technologies Inc.
- Self-diagnosis apparatus for piezoelectric film sensors1 Oct 2026US 2026/0298756 A1Interlink Electronics, Inc.
- Lattice-structured pressure sensor and a system and method for use and calibration thereof17 Sep 2026US 2026/0276458 A1The Governing Council of the University of Toronto
- Tactile sensor module, tactile sensor module training system, and tactile sensor system10 Sep 2026US 2026/0266674 A1Korea Advanced Institute of Science and Technology
- Method for Operating a Sensor System of an Electric Bicycle27 Aug 2026US 2026/0249947 A1Robert Bosch GmbH
- Torque tool with automatic compensation value conversion13 Aug 2026US 2026/0233368 A1
Most cited
By later US patents
- Transducer in-situ testing apparatus and method396US 6,698,269 B2Oceana Sensor Technologies, Inc. · 2004
- Robotic surgical system torque transduction sensing284US 10,507,068 B2Covidien LP · 2019
- Electronic force sensing with sensor normalization140US 5,440,237 AInControl Solutions, Inc. · 1995
- Force and/or motion measurement system having inertial compensation and method thereof138US 8,315,823 B2Bertec Corporation · 2012
- Sensor equilibration and calibration system and method112US 6,993,954 B1Tekscan, Inc. · 2006