F16L 2201/30
Detecting leaks
F16L2201/30 (Detecting leaks) appears on 402 US grants and 443 published applications in this corpus.
Search patents in F16L- Granted patents
- 402
- Published applications
- 443
- Assignees
- 277
- Inventors
- 857
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 2 |
| 2002 | 4 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 10 |
| 2005 | 3 | 9 |
| 2006 | 10 | 9 |
| 2007 | 6 | 4 |
| 2008 | 0 | 4 |
| 2009 | 5 | 13 |
| 2010 | 8 | 16 |
| 2011 | 6 | 8 |
| 2012 | 10 | 7 |
| 2013 | 9 | 16 |
| 2014 | 8 | 11 |
| 2015 | 10 | 28 |
| 2016 | 13 | 31 |
| 2017 | 22 | 26 |
| 2018 | 27 | 32 |
| 2019 | 38 | 39 |
| 2020 | 43 | 39 |
| 2021 | 31 | 29 |
| 2022 | 29 | 23 |
| 2023 | 23 | 33 |
| 2024 | 33 | 21 |
| 2025 | 17 | 18 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Joint auxiliary assembly and joint assembly15 Sep 2026US 12,736,162 B2Wistron Corporation
- Device for closing off a segment of pipe-in-pipe pipeline comprising a water detector25 Aug 2026US 12,716,540 B2Itp SA
- Corrosion-free welding connection for reinforced thermoplastic pipes (RTP)18 Aug 2026US 12,710,118 B1Saudi Arabian Oil Company
- Guard sensor device for use with a cable, pipe or wire transit, and a method of guarding a cable, pipe or wire transit14 Jul 2026US 12,680,628 B2Roxtec AB
- Manifold14 Jul 2026US 12,680,903 B2Hyundai Motor Company
- Liner hose with integrated sensor system8 Oct 2026US 2026/0309255 A1Relineeurope GmbH
- Corrosion-free welding connection for reinforced thermoplastic pipes (rtp)20 Aug 2026US 2026/0243375 A1Saudi Arabian Oil Company
- Device and method for improving a vacuum insulated coupling6 Aug 2026US 2026/0227023 A1Mann Teknik AB
- High Pressure Gas Fitting Leak Detection Systems and Related Methods23 Jul 2026US 2026/0210793 A1HP Leak Detection LLC
- Insulating piping, water electrolysis system, and piping damage detection method2 Jul 2026US 2026/0185254 A1Hitachi, Ltd.
Most cited
By later US patents
- Fluid delivery pipe with leak detection113US 6,032,699 AFuron Company · 2000
- Acoustic impact detection and monitoring system91US 7,607,351 B2General Electric Company · 2009
- Secondary containment system and method82US 5,022,685 A1991
- Self-supporting pipe rupture and whip restraint80US 4,644,780 AWestinghouse Electric Corp. · 1987
- Shrouded fluid-conducting apparatus71US 6,848,720 B2The Boeing Company · 2005