G01M 3/22
For pipes, cables or tubes
Official title: for pipes, cables or tubes; for pipe joints or seals; for valves; {for welds; for containers, e.g. radiators}
G01M3/22 (For pipes, cables or tubes) appears on 837 US grants and 725 published applications in this corpus.
Search patents in G01M- Granted patents
- 837
- Published applications
- 725
- Assignees
- 562
- Inventors
- 1,801
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 10 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 8 | 0 |
| 1984 | 5 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 15 | 0 |
| 1988 | 9 | 0 |
| 1989 | 9 | 0 |
| 1990 | 13 | 0 |
| 1991 | 21 | 0 |
| 1992 | 10 | 0 |
| 1993 | 8 | 0 |
| 1994 | 20 | 0 |
| 1995 | 7 | 0 |
| 1996 | 12 | 0 |
| 1997 | 14 | 0 |
| 1998 | 11 | 0 |
| 1999 | 22 | 0 |
| 2000 | 18 | 0 |
| 2001 | 19 | 2 |
| 2002 | 13 | 10 |
| 2003 | 23 | 19 |
| 2004 | 17 | 28 |
| 2005 | 15 | 19 |
| 2006 | 13 | 17 |
| 2007 | 16 | 20 |
| 2008 | 13 | 27 |
| 2009 | 11 | 22 |
| 2010 | 19 | 23 |
| 2011 | 13 | 28 |
| 2012 | 17 | 16 |
| 2013 | 14 | 28 |
| 2014 | 20 | 24 |
| 2015 | 24 | 36 |
| 2016 | 19 | 30 |
| 2017 | 20 | 29 |
| 2018 | 31 | 35 |
| 2019 | 31 | 36 |
| 2020 | 32 | 32 |
| 2021 | 38 | 38 |
| 2022 | 33 | 61 |
| 2023 | 28 | 38 |
| 2024 | 42 | 48 |
| 2025 | 40 | 33 |
| 2026 | 30 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System for detecting leaked gas from containers29 Sep 2026US 12,748,010 B2Ft System S.R.L.
- Equipment inspection system22 Sep 2026US 12,742,698 B2SMC Corporation
- Pipe inspection system15 Sep 2026US 12,736,432 B2SMC Corporation
- Evaluation of the measurement signal from a vacuum leak detector18 Aug 2026US 12,710,330 B2Inficon GmbH
- Apparatus and method for leak test11 Aug 2026US 12,704,431 B2Marunaka Co., Ltd.
- Rainwater mixed connection traceability monitoring device and using method therefor1 Oct 2026US 2026/0298761 A1Three Gorges Smart Water Technology Co., Ltd
- Methods and apparatus for managing a hydrogen storage and distribution system1 Oct 2026US 2026/0301885 A1General Electric Company
- Leak detection system for battery cells1 Oct 2026US 2026/0302377 A1GM Global Technology Operations LLC
- Plumbing Leak Containment, Indicator, & Detection Device and Method for Detecting a Plumbing System Leak & Preventing Structural Damage24 Sep 2026US 2026/0287461 A1
- Detecting device and method for inspecting the seal-tightness of sealed products17 Sep 2026US 2026/0276473 A1Pfeiffer Vacuum GmbH
Most cited
By later US patents
- Tubular feedthrough system for hermetically sealed devices212US 5,843,140 AAlfred E. Mann Foundation for Scientific Research · 1998
- Method of forming a tubular feed-through hermetic seal for an implantable medical device189US 5,640,764 AAlfred E. Mann Foundation for Scientific Research · 1997
- Light source for use in leak detection in heating, ventilating, and air conditioning systems that utilize environmentally-safe materials123US 5,674,000 ABright Solutions, Inc. · 1997
- Method and apparatus for laser-based remote methane leak detection89US 7,075,653 B1Heath Consultants Incorporated · 2006
- Total containment storage tank system78US 4,685,327 A1987