G01N 29/2418
Using optoacoustic interaction with the material
Official title: {using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics (photoacoustic cells G01N21/1702; measuring characteristics of vibrations by using radiation-sensitive means G01H9/00; acousto-optical conversion techniques for short-range imaging G01S15/8965; sound-producing devices using laser bundle G10K15/046)}
G01N29/2418 (Using optoacoustic interaction with the material) appears on 1,172 US grants and 1,324 published applications in this corpus.
Search patents in G01N- Granted patents
- 1,172
- Published applications
- 1,324
- Assignees
- 632
- Inventors
- 2,554
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 0 | 0 |
| 1981 | 9 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 10 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 16 | 0 |
| 1998 | 19 | 0 |
| 1999 | 7 | 0 |
| 2000 | 19 | 0 |
| 2001 | 23 | 9 |
| 2002 | 21 | 21 |
| 2003 | 27 | 23 |
| 2004 | 23 | 21 |
| 2005 | 11 | 14 |
| 2006 | 9 | 23 |
| 2007 | 12 | 13 |
| 2008 | 17 | 28 |
| 2009 | 17 | 30 |
| 2010 | 26 | 35 |
| 2011 | 20 | 30 |
| 2012 | 36 | 56 |
| 2013 | 26 | 55 |
| 2014 | 31 | 58 |
| 2015 | 33 | 78 |
| 2016 | 41 | 84 |
| 2017 | 61 | 95 |
| 2018 | 50 | 68 |
| 2019 | 93 | 107 |
| 2020 | 64 | 79 |
| 2021 | 80 | 90 |
| 2022 | 65 | 78 |
| 2023 | 63 | 54 |
| 2024 | 73 | 70 |
| 2025 | 57 | 61 |
| 2026 | 34 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Devices and methods for quartz enhanced photoacoustic spectroscopy6 Oct 2026US 12,756,156 B2Pendar Technologies, LLC
- Photoacoustic microscopy platform29 Sep 2026US 12,748,077 B2Arizona Board of Regents on behalf of Arizona State University
- Sound pressure metrology instrument and determining sound pressure from index of refraction1 Sep 2026US 12,724,009 B2Government of the United States of America, AS Represented By the Secretary of Commerce
- Optical fiber based optical radiation modulation device1 Sep 2026US 12,725,997 B2City University of Hong Kong
- Non-destructive inspection method including inspecting multiple observation sites and method of manufacturing semiconductor memory device using the same25 Aug 2026US 12,716,832 B2Samsung Electronics Co., Ltd.
- Robotic continuously scanning laser vibrometer system for vibration measurement and modal identification of a structure1 Oct 2026US 2026/0298882 A1University of Maryland, Baltimore County
- Finite element simulation (fes) and transfer learning (tl)-based inversion method for firmness of on-tree peach fruit10 Sep 2026US 2026/0266770 A1Zhejiang University
- Mems-based fluid sensor having vertically spaced thermal structures10 Sep 2026US 2026/0266771 A1Hahn-Schickard-Gesellschaft FüR Angewandte Forschung E. V.
- Pipeline monitoring based on ultrasonic guided acoustic wave and fiber optic sensor27 Aug 2026US 2026/0251621 A1University of Pittsburgh—Of the Commonwealth System of Higher Education
- Optical device, system and method for producing photoacoustic images using homogenised beams from pulsed light sources20 Aug 2026US 2026/0243734 A1Consejo Superior De Investigaciones Cientificas (Csic)
Most cited
By later US patents
- Measuring arrangement for tissue-optical examination of a subject with visible, NIR or IR light283US 5,293,873 ASiemens Aktiengesellschaft · 1994
- Combinatorial synthesis and analysis of organometallic compounds and catalysts245US 6,030,917 ASymyx Technologies, Inc. · 2000
- Optical stress generator and detector238US 5,748,318 ABrown University Research Foundation · 1998
- Mass spectrometers and methods for rapid screening of libraries of different materials218US 5,959,297 ASymyx Technologies, Inc. · 1999
- Laser-ultrasound spectroscopy apparatus and method with detection of shear resonances for measuring anisotropy, thickness, and other properties218US 6,057,927 AAmerican Iron and Steel Institute · 2000