G01N 3/12
Pressure testing
G01N3/12 (Pressure testing) appears on 371 US grants and 321 published applications in this corpus.
Search patents in G01N- Granted patents
- 371
- Published applications
- 321
- Assignees
- 287
- Inventors
- 1,310
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 8 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 3 | 3 |
| 2004 | 1 | 2 |
| 2005 | 3 | 11 |
| 2006 | 5 | 3 |
| 2007 | 5 | 11 |
| 2008 | 3 | 3 |
| 2009 | 8 | 5 |
| 2010 | 4 | 8 |
| 2011 | 2 | 5 |
| 2012 | 4 | 6 |
| 2013 | 6 | 6 |
| 2014 | 5 | 14 |
| 2015 | 8 | 11 |
| 2016 | 4 | 12 |
| 2017 | 15 | 15 |
| 2018 | 14 | 13 |
| 2019 | 21 | 21 |
| 2020 | 20 | 19 |
| 2021 | 21 | 35 |
| 2022 | 19 | 29 |
| 2023 | 42 | 29 |
| 2024 | 30 | 27 |
| 2025 | 28 | 17 |
| 2026 | 12 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for material testing and material testpieces22 Sep 2026US 12,742,711 B2The Boeing Company
- Portable motorized pressuremeter and method for calculating in situ soil properties15 Sep 2026US 12,736,450 B2Cosentino Engineering Instrumentation Services, LLC
- Tank inspection method8 Sep 2026US 12,730,043 B2Toyota Jidosha Kabushiki Kaisha
- High-water pressure trapdoor model test device and use method thereof8 Sep 2026US 12,730,044 B2Shenzhen University
- Ultra-large bottom opening and closing type three-dimensional loading apparatus and test method14 Jul 2026US 12,680,926 B2Northeastern University
- Device and method for mechanically testing a tubular nuclear fuel cladding sample under accident conditions24 Sep 2026US 2026/0290637 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Portable motorized pressuremeter and method for calculating in situ soil properties20 Aug 2026US 2026/0243639 A1Cosentino Engineering Instrumentation Services, LLC
- Pressure container test method and device30 Jul 2026US 2026/0219149 A1Hyundai Motor Company
- Testing device for entire process of borehole deformation-crack evolution of coal mass and evaluation method thereof16 Jul 2026US 2026/0202294 A1Shandong Energy Group Co., Ltd
- Ultra-large bottom opening and closing type three-dimensional loading apparatus and test method11 Jun 2026US 2026/0160654 A1Northeastern University
Most cited
By later US patents
- Inflation anchor61US 4,413,653 AHalliburton Company · 1983
- High frequency intravascular prosthesis fatigue tester53US 5,670,708 AEndura-Tec Systems Corporation · 1997
- Method and apparatus for determining the environmental stress crack resistance of plastic articles50US 5,001,935 AHoover Universal, Inc. · 1991
- Pipe tester plug47US 4,381,800 AThaxton, Inc. · 1983
- Method and apparatus for differential pressure testing of catalytic reactor tubes30US 6,981,422 B12006