G01N 29/04
Analysing solids
Official title: Analysing solids (using acoustic emission techniques G01N29/14)
G01N29/04 (Analysing solids) appears on 5,927 US grants and 5,778 published applications in this corpus.
Search patents in G01N- Granted patents
- 5,927
- Published applications
- 5,778
- Assignees
- 2,629
- Inventors
- 12,764
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 51 | 0 |
| 1977 | 46 | 0 |
| 1978 | 64 | 0 |
| 1979 | 42 | 0 |
| 1980 | 44 | 0 |
| 1981 | 60 | 0 |
| 1982 | 28 | 0 |
| 1983 | 31 | 0 |
| 1984 | 65 | 0 |
| 1985 | 46 | 0 |
| 1986 | 60 | 0 |
| 1987 | 54 | 0 |
| 1988 | 26 | 0 |
| 1989 | 38 | 0 |
| 1990 | 50 | 0 |
| 1991 | 40 | 0 |
| 1992 | 59 | 0 |
| 1993 | 55 | 0 |
| 1994 | 56 | 0 |
| 1995 | 51 | 0 |
| 1996 | 73 | 0 |
| 1997 | 70 | 0 |
| 1998 | 61 | 0 |
| 1999 | 73 | 0 |
| 2000 | 72 | 0 |
| 2001 | 73 | 15 |
| 2002 | 91 | 67 |
| 2003 | 72 | 106 |
| 2004 | 100 | 110 |
| 2005 | 80 | 124 |
| 2006 | 86 | 138 |
| 2007 | 93 | 131 |
| 2008 | 82 | 141 |
| 2009 | 91 | 151 |
| 2010 | 114 | 156 |
| 2011 | 105 | 179 |
| 2012 | 137 | 160 |
| 2013 | 148 | 207 |
| 2014 | 145 | 243 |
| 2015 | 139 | 283 |
| 2016 | 206 | 248 |
| 2017 | 215 | 314 |
| 2018 | 234 | 338 |
| 2019 | 319 | 348 |
| 2020 | 334 | 363 |
| 2021 | 294 | 388 |
| 2022 | 317 | 401 |
| 2023 | 300 | 361 |
| 2024 | 343 | 336 |
| 2025 | 305 | 269 |
| 2026 | 189 | 201 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01N 29/06Visualisation of the interior1,798
- G01N 29/07By measuring propagation velocity or propagation time of acoustic waves1,499
- G01N 29/043In the interior1,401
- G01N 29/11By measuring attenuation of acoustic waves1,253
- G01N 29/12By measuring frequency or resonance of acoustic waves778
- G01N 29/045By imparting shocks to the workpiece and detecting the vibrations or the523
- G01N 29/041On the surface of the material414
- G01N 29/09By measuring mechanical or acoustic impedance89
All 9 subgroupsShow fewer
Recent patents
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- System and method for ultrasonic phased array inspection of integral shroud drum stage T-root blades6 Oct 2026US 12,753,706 B2Siemens Energy, Inc.
- Systems and methods for detecting impact to composite structures6 Oct 2026US 12,754,088 B2Hexagon Technology AS
- Method for examining the interior material of an object, system for carrying out the method, and use of the system6 Oct 2026US 12,754,169 B2Applus Netherlands B.V.
- Traveling rail detection system with a multi-axis adjustment of detection device29 Sep 2026US 12,746,955 B2Shanghai Oriental Machine Vision & Inspection Technology Co., Ltd
- 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
- Ultrasonic measurement apparatus and method of measuring frozen fish8 Oct 2026US 2026/0309675 A1Fujitsu Limited
- A guided wave and genetic algorithm-based inversion process for the automatic characterization of pile foundations8 Oct 2026US 2026/0309676 A1Ecole Polytechnique de Montreal
- Ultrasonic testing systems and related devices and methods8 Oct 2026US 2026/0309678 A1
- Ultrasound imaging debris filter system and methods8 Oct 2026US 2026/0309680 A1Ulthera, Inc.
Most cited
By later US patents
- Machine fault diagnostics system and method466US 5,566,092 ACaterpillar Inc. · 1996
- Cassette for intravenous-line flow-control system453US 6,165,154 ADEKA Products Limited Partnership · 2000
- Ultrasonic image enhancement384US 4,276,885 ARasor Associates, Inc. · 1981
- Concurrent ultrasonic weld evaluation system357US 4,712,722 AEG&G, Inc. · 1987
- Stopcock valve329US 5,755,683 ADEKA Products Limited Partnership · 1998