G01N 2291/0425
Parallel to the surface
Official title: Parallel to the surface, e.g. creep waves
G01N2291/0425 (Parallel to the surface) appears on 126 US grants and 120 published applications in this corpus.
Search patents in G01N- Granted patents
- 126
- Published applications
- 120
- Assignees
- 104
- Inventors
- 346
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 2 | 5 |
| 2009 | 3 | 5 |
| 2010 | 4 | 1 |
| 2011 | 6 | 0 |
| 2012 | 1 | 6 |
| 2013 | 2 | 7 |
| 2014 | 2 | 3 |
| 2015 | 3 | 14 |
| 2016 | 6 | 5 |
| 2017 | 7 | 8 |
| 2018 | 9 | 11 |
| 2019 | 8 | 8 |
| 2020 | 8 | 4 |
| 2021 | 6 | 13 |
| 2022 | 11 | 4 |
| 2023 | 3 | 6 |
| 2024 | 2 | 4 |
| 2025 | 6 | 4 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Defect sizing combining fixed wavelength and variable wavelength guided waves29 Sep 2026US 12,748,079 B2Innerspec Technologies, Inc.
- System and a method for detecting and characterizing a defect in an object using guided wave inspection2 Jun 2026US 12,644,866 B2Indian Institute of Technology Madras (Iit Madras)
- Device and method for managing resources for monitoring elongate structures19 May 2026US 12,631,596 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Magnetostrictive guided wave sensor and method for preparing magnetostrictive coating3 Feb 2026US 12,540,924 B2China Special Equipment Inspection & Research Institute
- Integrated thermocouple waveguide sensor system and method to measure physical properties of waveguide material and surroundings12 Aug 2025US 12,385,881 B2Indian Institute of Technology Madras (Iit Madras)
- Acoustic inspection device and inspection method using an inverse wave field propagation model23 Jul 2026US 2026/0210911 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Method for determining the health status of an automotive glass25 Sep 2025US 2025/0297991 A1
- Method and system for enhancing ultrasonic guided wave signal based on multi-modal recognition and fusion19 Jun 2025US 2025/0198970 A1South China University of Technology
- Monitoring a piping network29 May 2025US 2025/0172254 A1Saudi Arabian Oil Company
- System and method for corrosion and erosion monitoring of fixed equipment6 Mar 2025US 2025/0076179 A1Molex Incorporated
Most cited
By later US patents
- Sensor transport system for combination flash butt welder217US 5,777,229 AThe Babcock & Wilcox Company · 1998
- Ultrasonic bubble detector111US 4,418,565 ABaxter Travenol Laboratories, Inc. · 1983
- Multiple-frequency acoustic wave devices for chemical sensing and materials characterization in both gas and liquid phase93US 5,235,235 AThe United States of America as represented by the United States Department of Energy · 1993
- Method and reagents for binding chemical analytes to a substrate surface, and related analytical devices and diagnostic techniques72US 5,527,711 AHewlett-Packard Company · 1996
- Tube flaw detecting method using two probes56US 6,138,514 AKyusyugiken Co., Ltd. · 2000