G01N 29/12
By measuring frequency or resonance of acoustic waves
Official title: by measuring frequency or resonance of acoustic waves {(measuring frequency or resonant frequency of mechanical vibrations or acoustic waves in general G01H1/06, G01H3/04, G01H13/00; acoustic resonators G10K11/04; vibration or shock testing of structures G01M7/00)}
G01N29/12 (By measuring frequency or resonance of acoustic waves) appears on 778 US grants and 802 published applications in this corpus.
Search patents in G01N- Granted patents
- 778
- Published applications
- 802
- Assignees
- 596
- Inventors
- 2,127
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 7 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 11 | 0 |
| 1993 | 11 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 10 | 0 |
| 1997 | 14 | 0 |
| 1998 | 8 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 1 |
| 2002 | 13 | 10 |
| 2003 | 8 | 13 |
| 2004 | 21 | 19 |
| 2005 | 11 | 16 |
| 2006 | 9 | 16 |
| 2007 | 6 | 12 |
| 2008 | 8 | 14 |
| 2009 | 9 | 16 |
| 2010 | 5 | 20 |
| 2011 | 16 | 17 |
| 2012 | 12 | 12 |
| 2013 | 15 | 21 |
| 2014 | 15 | 39 |
| 2015 | 21 | 22 |
| 2016 | 21 | 24 |
| 2017 | 16 | 48 |
| 2018 | 31 | 58 |
| 2019 | 47 | 61 |
| 2020 | 54 | 60 |
| 2021 | 53 | 63 |
| 2022 | 51 | 55 |
| 2023 | 51 | 62 |
| 2024 | 48 | 41 |
| 2025 | 42 | 47 |
| 2026 | 31 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for ultrasound time-of-flight measurement8 Sep 2026US 12,730,218 B2Texas Instruments Incorporated
- Material selection system and method for constructing a musical instrument25 Aug 2026US 12,716,875 B1
- Method for determining whether defects are present in the material of a ceramic component18 Aug 2026US 12,710,401 B2Aktiebolaget Skf
- Support bed for impact measurements11 Aug 2026US 12,704,480 B2Grindosonic BV
- Fault state detection apparatus11 Aug 2026US 12,704,481 B2ABB Schweiz AG
- Fastener Tightening Control System in an Assembly and Method for Controlling the Tightening of a Fastener in an Assembly8 Oct 2026US 2026/0307184 A1Lisi Aerospace
- A guided wave and genetic algorithm-based inversion process for the automatic characterization of pile foundations8 Oct 2026US 2026/0309676 A1Ecole Polytechnique de Montreal
- Transformer stacked iron core elasticity matrix determination method and vibration analysis method, and non-transitory computer readable medium8 Oct 2026US 2026/0309681 A1Jfe Steel Corporation
- Measuring device and a measuring method for determining parameters of flat hygiene paper and textile-like or textile sheet materials1 Oct 2026US 2026/0298876 A1Emtec Electronic GmbH
- Transformer stacked iron core elasticity matrix determination method and vibration analysis method, and non-transitory computer readable medium1 Oct 2026US 2026/0298879 A1Jfe Steel Corporation
Most cited
By later US patents
- Cassette for intravenous-line flow-control system453US 6,165,154 ADEKA Products Limited Partnership · 2000
- Stopcock valve329US 5,755,683 ADEKA Products Limited Partnership · 1998
- Intravenous-line air-detection system229US 5,641,892 ADEKA Products Limited Partnership · 1997
- Health monitoring196US 6,928,370 B2Oxford Biosignals Limited · 2005
- Method and apparatus for measuring characteristics of meat186US 5,872,314 A1999