F16L 2101/30
Inspecting, measuring or testing
F16L2101/30 (Inspecting, measuring or testing) appears on 518 US grants and 632 published applications in this corpus.
Search patents in F16L- Granted patents
- 518
- Published applications
- 632
- Assignees
- 341
- Inventors
- 1,372
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 3 |
| 2004 | 6 | 4 |
| 2005 | 4 | 10 |
| 2006 | 5 | 9 |
| 2007 | 6 | 4 |
| 2008 | 4 | 17 |
| 2009 | 5 | 6 |
| 2010 | 8 | 5 |
| 2011 | 3 | 10 |
| 2012 | 8 | 9 |
| 2013 | 4 | 10 |
| 2014 | 8 | 5 |
| 2015 | 10 | 22 |
| 2016 | 15 | 23 |
| 2017 | 16 | 22 |
| 2018 | 20 | 49 |
| 2019 | 23 | 31 |
| 2020 | 37 | 66 |
| 2021 | 47 | 57 |
| 2022 | 39 | 58 |
| 2023 | 60 | 62 |
| 2024 | 62 | 46 |
| 2025 | 47 | 69 |
| 2026 | 36 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and tool for inspecting the condition of the internal surface of pipes6 Oct 2026US 12,753,874 B2Petroleo Brasileiro S.A. - Petrobras
- Pipe inspection camera system15 Sep 2026US 12,736,169 B2Shenzhen Andelian Technology Co., Ltd.
- Tool carrier comprising a wheel driving module, and tool carrier train25 Aug 2026US 12,716,542 B2Westinghouse Electric Nuclear Field Services France
- In-pipe localization of tools using time between signals18 Aug 2026US 12,710,123 B2Saudi Arabian Oil Company
- Drifting device and method for tubular goods11 Aug 2026US 12,704,212 B2Vallourec Oil and Gas France
- In-line detector for geometric deformation of non-metallic pipeline with automatic jam release function24 Sep 2026US 2026/0287320 A1Changzhou University
- Method and internet of things system for liquid accumulation supervision in smart gas pipelines17 Sep 2026US 2026/0276159 A1Chengdu Qinchuan Iot Technology Co., Ltd.
- Robot for trenchless pipeline and manhole rehabilitation3 Sep 2026US 2026/0258897 A1
- Tool and method for inspection of pipes using two wave modes generated by an emat3 Sep 2026US 2026/0258898 A1Petroleo Brasileiro S.A. - Petrobras
- A device for detecting blockages in water pipes, and a method for detecting blockages by means of such a device20 Aug 2026US 2026/0243382 A1Aganova S.L.
Most cited
By later US patents
- Self-powered pipeline vehicle for carrying out an operation on a pipeline and method186US 6,031,371 ABG plc · 2000
- Gas main robotic inspection system178US 6,917,176 B2Carnegie Mellon University · 2005
- Pipeline vehicle157US 5,878,783 ABritish Gas Corporation · 1999
- Pipeline vehicle with linked modules and carriages148US 6,107,795 ABritish Gas Corporation · 2000
- Cornering pipe traveler143US 5,172,639 AGas Research Institute · 1992