G01L 1/18
Measuring force or stress, in general: using properties of piezo-resistive materials, i.e.
Official title: using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
G01L1/18 (Measuring force or stress, in general: using properties of piezo-resistive materials, i.e.) appears on 852 US grants and 911 published applications in this corpus.
Search patents in G01L- Granted patents
- 852
- Published applications
- 911
- Assignees
- 512
- Inventors
- 2,076
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 9 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 2 |
| 2002 | 10 | 4 |
| 2003 | 6 | 9 |
| 2004 | 2 | 5 |
| 2005 | 9 | 12 |
| 2006 | 4 | 10 |
| 2007 | 9 | 11 |
| 2008 | 7 | 11 |
| 2009 | 9 | 11 |
| 2010 | 10 | 12 |
| 2011 | 9 | 16 |
| 2012 | 14 | 23 |
| 2013 | 17 | 29 |
| 2014 | 24 | 36 |
| 2015 | 30 | 49 |
| 2016 | 33 | 63 |
| 2017 | 48 | 59 |
| 2018 | 45 | 68 |
| 2019 | 59 | 70 |
| 2020 | 64 | 83 |
| 2021 | 75 | 67 |
| 2022 | 55 | 87 |
| 2023 | 54 | 64 |
| 2024 | 62 | 48 |
| 2025 | 47 | 38 |
| 2026 | 23 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Architecture for piezoresistive pressure sensor drivers and power management6 Oct 2026US 12,754,082 B2STMicroelectronics International N. V.
- Sensor for multifunctional sensing29 Sep 2026US 12,748,000 B2Case Western Reserve University
- Device for registering the brake application forces between a brake member and a brake rotor of a disc or drum brake29 Sep 2026US 12,748,004 B2
- Piezoresistive force sensor15 Sep 2026US 12,736,421 B2Deutsche Institute für Textil-und Faserforschung Denkendorf
- Carbon nanotube based sensor8 Sep 2026US 12,728,618 B2University of Delaware
- Sensor for an article of footwear8 Oct 2026US 2026/0305756 A1NIKE, Inc.
- Hybrid sensor with voting logic for intent validation1 Oct 2026US 2026/0298734 A1NextInput, Inc.
- Sensor device and film1 Oct 2026US 2026/0298736 A1Sintokogio, Ltd.
- Tactile sensor and camera-based apparatus and method for body center of pressure trajectory estimation using an artificial neural network24 Sep 2026US 2026/0289992 A1Gwangju Institute of Science and Technology
- Intelligent motion analysis system and associated pressure sensing device3 Sep 2026US 2026/0257104 A1Itracxing Technology Co., Ltd.
Most cited
By later US patents
- Flexible sensors and applications270US 9,753,568 B2BeBop Sensors, Inc. · 2017
- Fingerprint sensor144US 4,429,413 ASiemens Aktiengesellschaft · 1984
- Sensors, interfaces and sensor systems for data collection and integrated remote monitoring of conditions at or near body surfaces139US 8,925,392 B2Sensoria Corporation · 2015
- Microvalve134US 5,819,749 AThe Regents of the University of California · 1998
- Elastically stretchable fabric force sensor arrays and methods of making124US 8,161,826 B1Stryker Corporation · 2012