F15B 15/2884
Using sound
Official title: {using sound, e.g. ultrasound}
F15B15/2884 (Using sound) appears on 25 US grants and 23 published applications in this corpus.
Search patents in F15B- Granted patents
- 25
- Published applications
- 23
- Assignees
- 28
- Inventors
- 71
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 3 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 3 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 3 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for processing ultrasonic signals to detect the position of a piston30 Jun 2026US 12,669,138 B2Schlumberger Technology Corporation
- Regenerative pumping system and method27 Jan 2026US 12,535,087 B2Artificial Lift Production International Corp.
- Ratio metric position sensor and control system12 Nov 2024US 12,140,669 B2Woodward, Inc.
- Sensor unit for fluidic cylinder and fluidic cylinder26 Sep 2023US 11,767,861 B2SIKO GmbH
- Molded in magnetic sensor and systems, assemblies, components, and methods thereof13 Jun 2023US 11,674,828 B2Caterpillar Inc.
- Systems and methods for processing ultrasonic signals to detect the position of a piston11 Dec 2025US 2025/0376997 A1Schlumberger Technology Corporation
- Regenerative Pumping System And Method28 Aug 2025US 2025/0270910 A1Artificial Lift Production International Corp. o/a AL PRO International Corp.
- Ratio metric position sensor and control system7 Jul 2022US 2022/0214452 A1Woodward, Inc.
- Fluid pressure actuator and detection unit23 Jun 2022US 2022/0196038 A1Bridgestone Corporation
- Molded in magnetic sensor and systems, assemblies, components, and methods thereof16 Jun 2022US 2022/0187106 A1Caterpillar Inc.
Most cited
By later US patents
- Vehicle suspension control system62US 6,470,248 B2Narton Corporation · 2002
- Magnetostrictive linear displacement transducer with temperature compensation55US 5,150,049 ASchuetz Tool & Die, Inc. · 1992
- Method and apparatus for sensing the orientation of a mechanical actuator41US 6,142,059 ACase Corporation · 2000
- Device for measuring the axial position of a piston rod relative to a cylinder housing41US 8,151,636 B2Sick Stegmann GmbH · 2012
- Lift cylinder and mast assembly of forklift22US 6,296,081 B1Kabushiki Kaisha Toyoda Jidoshokki Seisakusho · 2001