G01N 2291/105
Two or more emitters, two or more receivers
Official title: two or more emitters, two or more receivers
G01N2291/105 (Two or more emitters, two or more receivers) appears on 271 US grants and 254 published applications in this corpus.
Search patents in G01N- Granted patents
- 271
- Published applications
- 254
- Assignees
- 239
- Inventors
- 750
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 8 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 3 |
| 2002 | 6 | 4 |
| 2003 | 6 | 15 |
| 2004 | 9 | 10 |
| 2005 | 5 | 5 |
| 2006 | 10 | 13 |
| 2007 | 7 | 8 |
| 2008 | 4 | 5 |
| 2009 | 3 | 7 |
| 2010 | 6 | 7 |
| 2011 | 5 | 9 |
| 2012 | 8 | 7 |
| 2013 | 6 | 5 |
| 2014 | 9 | 7 |
| 2015 | 4 | 9 |
| 2016 | 7 | 6 |
| 2017 | 4 | 15 |
| 2018 | 6 | 10 |
| 2019 | 14 | 16 |
| 2020 | 15 | 14 |
| 2021 | 9 | 13 |
| 2022 | 14 | 18 |
| 2023 | 16 | 14 |
| 2024 | 8 | 9 |
| 2025 | 12 | 18 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for characterizing perforations in a tubular8 Sep 2026US 12,731,235 B2DarkVision Technologies Inc.
- Ultrasonic in-line inspection system with square transducers21 Jul 2026US 12,687,523 B2Saudi Arabian Oil Company
- Calibration method for guided elastic wave tomography adapted to cylinder-type structures9 Jun 2026US 12,650,408 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Systems and methods for non-destructive parts testing9 Jun 2026US 12,650,410 B2
- Method and device for detecting and locating a fault point of a housing28 Apr 2026US 12,613,224 B2MUSE Electronics GmbH
- Acoustic Inspection Method and Apparatus Therefor10 Sep 2026US 2026/0266769 A1ICR Integrity Ltd
- Ultrasonic inspection device using upper probe module and lower probe module20 Aug 2026US 2026/0243735 A1Viewon Co., Ltd.
- Inspection robot with sled assembly including first and second portions that move independently28 May 2026US 2026/0146973 A1
- Inspection robot having forward and rearward sensor mount groups and processing and/or calibration values5 Mar 2026US 2026/0061596 A1
- Inspection robot including sensor groups operated with calibration sets5 Mar 2026US 2026/0061638 A1
Most cited
By later US patents
- Device for sensing fluid behavior161US 5,367,911 AHalliburton Logging Services, Inc. · 1994
- Method and apparatus for inspecting a submerged structure139US 6,317,387 B12001
- Ultrasonic detection of flaws in tubular members114US 6,578,422 B2Varco I/P, Inc. · 2003
- Method and apparatus using acoustic sensor for sub-surface object detection and visualization107US 6,536,553 B1The United States of America as represented by the Secretary of the Army · 2003
- Non-destructive testing, in particular for pipes during manufacture or in the finished state88US 8,365,603 B2V & M France · 2013