G01L 9/0022
Of a piezoelectric element
Official title: {of a piezoelectric element}
G01L9/0022 (Of a piezoelectric element) appears on 293 US grants and 207 published applications in this corpus.
Search patents in G01L- Granted patents
- 293
- Published applications
- 207
- Assignees
- 167
- Inventors
- 599
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 12 | 0 |
| 1986 | 7 | 0 |
| 1987 | 12 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 5 | 13 |
| 2006 | 13 | 13 |
| 2007 | 9 | 15 |
| 2008 | 11 | 7 |
| 2009 | 5 | 15 |
| 2010 | 13 | 15 |
| 2011 | 5 | 10 |
| 2012 | 15 | 10 |
| 2013 | 6 | 9 |
| 2014 | 6 | 6 |
| 2015 | 4 | 11 |
| 2016 | 5 | 5 |
| 2017 | 8 | 11 |
| 2018 | 7 | 6 |
| 2019 | 12 | 7 |
| 2020 | 5 | 9 |
| 2021 | 5 | 5 |
| 2022 | 5 | 8 |
| 2023 | 14 | 11 |
| 2024 | 4 | 3 |
| 2025 | 6 | 4 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for tuning resonators for enhanced sensitivity19 May 2026US 12,631,516 B2Toyota Jidosha Kabushiki Kaisha
- Pressure sensor12 May 2026US 12,622,593 B2Imperial College Innovations Limited
- Implantable cardiovascular sensor23 Dec 2025US 12,502,137 B2IP2Ipo Innovations Limited
- Piezoelectric element, piezoelectric device, and method of manufacturing piezoelectric element2 Dec 2025US 12,487,137 B2Denso Corporation
- Diaphragm pressure gauge and compound pressure gauge14 Oct 2025US 12,442,706 B2Q'z Corporation
- Sensor element and sensor device having same25 Jun 2026US 2026/0177441 A1Denso Corporation
- Implantable cardiovascular sensor11 Jun 2026US 2026/0157700 A1IP2Ipo Innovations Limited
- Sensor device11 Jun 2026US 2026/0160625 A1Kistler Holding AG
- Diagnostic sensor, and state determining system employing same26 Mar 2026US 2026/0085967 A1Denso Corporation
- Piezoelectric element, piezoelectric device, and method of manufacturing piezoelectric element12 Feb 2026US 2026/0043701 A1Denso Corporation
Most cited
By later US patents
- Piezoelectric resonator with acoustic reflectors154US 4,166,967 A1979
- Plate-mode ultrasonic structure including a gel134US 5,212,988 AThe Reagents of the University of California · 1993
- Method and apparatus for sensing a measurand115US 4,713,540 AThe Foxboro Company · 1987
- Plate-mode ultrasonic sensor114US 5,129,262 AThe Regents of the University of California · 1992
- Disposable and trimmable wireless pressure sensor89US 7,146,861 B1Honeywell International Inc. · 2006