G01N 29/2437
Piezoelectric probes
Official title: {Piezoelectric probes}
G01N29/2437 (Piezoelectric probes) appears on 807 US grants and 979 published applications in this corpus.
Search patents in G01N- Granted patents
- 807
- Published applications
- 979
- Assignees
- 561
- Inventors
- 2,202
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 3 |
| 2003 | 7 | 12 |
| 2004 | 6 | 6 |
| 2005 | 5 | 12 |
| 2006 | 7 | 13 |
| 2007 | 8 | 14 |
| 2008 | 5 | 10 |
| 2009 | 7 | 20 |
| 2010 | 13 | 27 |
| 2011 | 11 | 24 |
| 2012 | 19 | 24 |
| 2013 | 22 | 19 |
| 2014 | 22 | 34 |
| 2015 | 19 | 36 |
| 2016 | 29 | 38 |
| 2017 | 24 | 63 |
| 2018 | 27 | 64 |
| 2019 | 64 | 62 |
| 2020 | 65 | 92 |
| 2021 | 54 | 92 |
| 2022 | 68 | 67 |
| 2023 | 73 | 69 |
| 2024 | 63 | 69 |
| 2025 | 63 | 72 |
| 2026 | 39 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for detecting impact to composite structures6 Oct 2026US 12,754,088 B2Hexagon Technology AS
- Pipeline monitoring apparatus and method of use thereof29 Sep 2026US 12,748,080 B2
- Heat exchanger state sensing apparatus and method of use thereof29 Sep 2026US 12,748,081 B2
- High resolution imaging of pressurized water supply lines using high frequency acoustic waves8 Sep 2026US 12,730,030 B2The Hong Kong University of Science and Technology
- Systems and methods for photoacoustic microscopy8 Sep 2026US 12,730,060 B2Duke University
- Method of applying signal amplification for driving an ultrasound transducer, corresponding circuit and system1 Oct 2026US 2026/0298884 A1STMicroelectronics International N. V.
- Arrangement for exciting guided waves, apparatus and methods24 Sep 2026US 2026/0287556 A1Omnia Integrity Ltd
- Inspection apparatus, inspection method, and method for manufacturing semiconductor device17 Sep 2026US 2026/0276597 A1Kioxia Corporation
- Acoustic transducer assembly with molded interconnect device (mid)17 Sep 2026US 2026/0276600 A1Evident Scientific, Inc.
- Solidly-mounted acoustic biosensor17 Sep 2026US 2026/0276601 A1Resonatia Diagnostics
Most cited
By later US patents
- Methods and sensors for the detection of active carbon filters degradation with EMIS-ECIS PWAS249US 8,814,996 B2University of South Carolina · 2014
- Method and apparatus for structural integrity monitoring191US 5,195,046 A1993
- Front surface matched piezoelectric ultrasonic transducer array with wide field of view190US 4,211,948 AGeneral Electric Company · 1980
- Plate-mode ultrasonic structure including a gel134US 5,212,988 AThe Reagents of the University of California · 1993
- Ultrasonic probe131US 5,030,874 AMatsushita Electric Industrial Co., Ltd. · 1991