G01M 3/143
For pipe joints or seals
Official title: {for pipe joints or seals}
G01M3/143 (For pipe joints or seals) appears on 14 US grants and 11 published applications in this corpus.
Search patents in G01M- Granted patents
- 14
- Published applications
- 11
- Assignees
- 16
- Inventors
- 31
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 3 |
| 2021 | 4 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Device for checking a seal of a package, and method for checking a seal23 Dec 2025US 12,504,343 B2Syntegon Technology GmbH
- Information processing device24 Jun 2025US 12,339,188 B2Valqua, Ltd.
- Embedded return wire time domain reflectometry pipeline fault detection systems and methods1 Feb 2022US 11,237,073 B2Trinity Bay Equipment Holdings, LLC
- Monitoring a pipe plug21 Dec 2021US 11,204,298 B2Astoria Solutions Pte Ltd.
- Embedded return wire time domain reflectometry pipeline fault detection systems and methods1 Jun 2021US 11,022,514 B1Trinity Bay Equipment Holdings, LLC
- Device for checking a seal of a package, and method for checking a seal25 Jan 2024US 2024/0027296 A1Syntegon Technology GmbH
- Information processing device19 Oct 2023US 2023/0332968 A1Valqua, Ltd.
- Blower unit and coupling for detecting leaks16 Jun 2022US 2022/0187154 A1Sealtech Manufacturing USA
- Embedded return wire time domain reflectometry pipeline fault detection systems and methods16 Sep 2021US 2021/0285839 A1Trinity Bay Equipment Holdings, LLC
- Thermochromatic test device for gas turbine engine24 Sep 2020US 2020/0300714 A1United Technologies Corporation
Most cited
By later US patents
- Leak detection13US 3,996,789 AImperial Chemical Industries PLC · 1976
- Safety shield for flange type coupling9US 4,106,428 A1978
- Optical vacuum leak detection device and method4US 6,647,763 B1The United States of America as represented by the Secretary of the Navy · 2003
- Sensor for detecting hydrocarbon in a seal2US 8,057,165 B1Florida Turbine Technologies, Inc. · 2011
- Electrofusion pipe fittings, methods, and systems1US 10,563,806 B22020