G01L 9/08
Measuring steady of quasi-steady pressure of fluid or fluent solid material by
Official title: by making use of piezoelectric devices {, i.e. electric circuits therefor}
G01L9/08 (Measuring steady of quasi-steady pressure of fluid or fluent solid material by) appears on 203 US grants and 192 published applications in this corpus.
Search patents in G01L- Granted patents
- 203
- Published applications
- 192
- Assignees
- 149
- Inventors
- 525
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 5 |
| 2005 | 1 | 2 |
| 2006 | 7 | 4 |
| 2007 | 1 | 4 |
| 2008 | 5 | 3 |
| 2009 | 3 | 1 |
| 2010 | 0 | 5 |
| 2011 | 2 | 1 |
| 2012 | 1 | 7 |
| 2013 | 2 | 7 |
| 2014 | 5 | 10 |
| 2015 | 4 | 8 |
| 2016 | 9 | 16 |
| 2017 | 11 | 15 |
| 2018 | 13 | 16 |
| 2019 | 15 | 15 |
| 2020 | 16 | 23 |
| 2021 | 14 | 11 |
| 2022 | 15 | 7 |
| 2023 | 12 | 10 |
| 2024 | 7 | 9 |
| 2025 | 7 | 6 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Piezoelectric measuring device and method of operating the measuring device19 May 2026US 12,631,509 B2Kistler Holding AG
- Systems and methods for tuning resonators for enhanced sensitivity19 May 2026US 12,631,516 B2Toyota Jidosha Kabushiki Kaisha
- Sensing devices and gloves for capturing hand actions19 May 2026US 12,632,109 B2Shenzhen Shokz Co., Ltd.
- Piezoelectric MEMS acoustic sensor13 Jan 2026US 12,523,560 B2United Microelectronics Center Co., Ltd
- Piezoelectric element, piezoelectric device, and method of manufacturing piezoelectric element2 Dec 2025US 12,487,137 B2Denso Corporation
- Sensor element and sensor device having same25 Jun 2026US 2026/0177441 A1Denso Corporation
- Sensor device11 Jun 2026US 2026/0160625 A1Kistler Holding AG
- Sensor device11 Jun 2026US 2026/0160626 A1Kistler Holding AG
- Sensor Device, Mute Device for Wind Instrument, and Method for Computing Radiated Sound Waveform19 Mar 2026US 2026/0080850 A1Yamaha Corporation
- Piezoelectric element, piezoelectric device, and method of manufacturing piezoelectric element12 Feb 2026US 2026/0043701 A1Denso Corporation
Most cited
By later US patents
- Transducer in-situ testing apparatus and method396US 6,698,269 B2Oceana Sensor Technologies, Inc. · 2004
- Catheter head-type transducer173US 4,191,193 AMitsubishi Petrochemical Co., Ltd. · 1980
- Disposable and trimmable wireless pressure sensor89US 7,146,861 B1Honeywell International Inc. · 2006
- Instrument for viscoelastic measurement82US 4,250,894 AYeda Research and Development Co. Ltd. · 1981
- Piezoelectric sensor in a living organism for fluid pressure measurement73US 6,886,411 B2St. Jude Medical, Inc. · 2005