G01N 29/2431
Using other means for acoustic excitation
Official title: {using other means for acoustic excitation, e.g. heat, microwaves, electron beams (sound producing devices not otherwise provided for G10K15/04)}
G01N29/2431 (Using other means for acoustic excitation) appears on 74 US grants and 82 published applications in this corpus.
Search patents in G01N- Granted patents
- 74
- Published applications
- 82
- Assignees
- 67
- Inventors
- 185
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 2 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 4 |
| 2015 | 0 | 0 |
| 2016 | 1 | 5 |
| 2017 | 4 | 4 |
| 2018 | 2 | 4 |
| 2019 | 4 | 13 |
| 2020 | 9 | 10 |
| 2021 | 15 | 12 |
| 2022 | 5 | 8 |
| 2023 | 11 | 6 |
| 2024 | 4 | 2 |
| 2025 | 4 | 2 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photoacoustic measuring apparatus7 Jul 2026US 12,674,782 B2Hme Square Inc.
- Particle-sensing device17 Mar 2026US 12,578,312 B2University of Warwick
- Variable plasma pulse generator for bondline strength verification13 Jan 2026US 12,523,586 B2The Boeing Company
- Apparatus with gas detection function9 Sep 2025US 12,411,116 B2Asahi Kasei Microdevices Corporation
- Ultrasonic testing apparatus with variable frequency24 Jun 2025US 12,339,254 B2Posco
- Device and Method for Determining a Material Composition of a Pipe20 Aug 2026US 2026/0243699 A1Viken Detection Corporation
- Photoacoustic measuring apparatus11 Jun 2026US 2026/0160735 A1Hme Square Inc.
- Photoacoustic measuring apparatus11 Jun 2026US 2026/0160736 A1Hme Square Inc.
- Photoacoustic measuring apparatus11 Jun 2026US 2026/0160737 A1Hme Square Inc.
- Apparatus with gas detection function4 Dec 2025US 2025/0369940 A1Asahi Kasei Microdevices Corporation
Most cited
By later US patents
- Electroacoustic imaging methods and apparatus32US 6,645,144 B1The United States of America as represented by the Department of Health and Human Services · 2003
- Non-destructive method for determining elastic moduli of material20US 5,115,673 AThe Board of Regents of the University of Oklahoma · 1992
- Optoacoustic spectroscopy of thin layers18US 4,276,780 ABell Telephone Laboratories, Incorporated · 1981
- Nondestructive inspection using hypersound18US 9,360,418 B2The Boeing Company · 2016
- Magneto-elastic material defect detector15US 4,523,473 AThe Charles Stark Draper Laboratory, Inc. · 1985