G01L 3/1421
Using optical transducers
Official title: {using optical transducers}
G01L3/1421 (Using optical transducers) appears on 32 US grants and 30 published applications in this corpus.
Search patents in G01L- Granted patents
- 32
- Published applications
- 30
- Assignees
- 30
- Inventors
- 69
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 4 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 3 | 3 |
| 2017 | 0 | 1 |
| 2018 | 3 | 2 |
| 2019 | 3 | 4 |
| 2020 | 1 | 1 |
| 2021 | 3 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fiber optic actuator overload trip sensor24 Jun 2025US 12,337,990 B2Hamilton Sundstrand Corporation
- Component with an integrated sensor device for an optical, multi-axial measurement of a force application27 May 2025US 12,313,485 B2Technische Universität Darmstadt
- Torque detection device, torque detection method, robot, method of manufacturing product, control device, recording medium, and structure12 Dec 2023US 11,841,286 B2Canon Kabushiki Kaisha
- FBG-based torsion sensor device1 Nov 2022US 11,486,777 B2Korea Institute of Science and Technology
- Torque sensor having a sealing membrane31 Aug 2021US 11,105,694 B2Sensodrive GmbH
- Device for measuring a force and/or torque5 Feb 2026US 2026/0036475 A1Neura Robotics GmbH
- Fiber optic actuator overload trip sensor18 Jul 2024US 2024/0239511 A1Hamilton Sundstrand Corporation
- Sensing arrangement11 Jul 2024US 2024/0230436 A1Contactile Pty Ltd
- Component with an integrated sensor device for an optical, multi-axial measurement of a force application21 Sep 2023US 2023/0296460 A1Technische Universität Darmstadt
- Fbg-based torsion sensor device23 Sep 2021US 2021/0293636 A1Center of Human-Centered Interaction for Coexistence
Most cited
By later US patents
- Joint actuation mechanism for a prosthetic and/or orthotic device having a compliant transmission95US 8,435,309 B2Victhom Human Bionics Inc. · 2013
- Actuated leg orthotics or prosthetics for amputees34US 9,526,635 B2Victhom Laboratory Inc. · 2016
- Optical torque sensor28US 7,591,195 B2Black & Decker Inc. · 2009
- Driver with external torque value indicator integrated with spindle lock and related method17US 7,578,357 B2Black & Decker Inc. · 2009
- Method and device for measuring the torque transmitted by the driving wheel of a cycle and a cycle equipped with said device15US 4,811,612 ASte Look · 1989