G01R 33/305
Specially adapted for high-pressure applications
Official title: {specially adapted for high-pressure applications}
G01R33/305 (Specially adapted for high-pressure applications) appears on 56 US grants and 59 published applications in this corpus.
Search patents in G01R- Granted patents
- 56
- Published applications
- 59
- Assignees
- 36
- Inventors
- 172
- Latest grant
- 25 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 3 | 7 |
| 2015 | 1 | 5 |
| 2016 | 4 | 2 |
| 2017 | 3 | 5 |
| 2018 | 5 | 9 |
| 2019 | 7 | 4 |
| 2020 | 6 | 7 |
| 2021 | 8 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 4 |
| 2024 | 6 | 2 |
| 2025 | 1 | 0 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for determining reasonable soaking time of shale oil/gas well25 Mar 2025US 12,259,345 B1Southwest Petroleum University
- Method for determining phase-state type and saturation of fluid in tight reservoirs by NMR technology10 Dec 2024US 12,163,905 B2Southwest Petroleum University
- Method to determine an uncorrupted nuclear magnetic resonance response from a sample21 May 2024US 11,988,620 B2Saudi Arabian Oil Company
- Methods and systems for characterizing a porous rock sample employing combined capillary pressure and NMR measurements23 Apr 2024US 11,965,844 B2Schlumberger Technology Corporation
- Device and method for measuring fluid saturation in nuclear magnetic resonance on-line displacement23 Apr 2024US 11,965,845 B2Institute of Geology and Geophysics, Chinese Academy of Sciences
- Displacement test device and displacement test method9 Jul 2026US 2026/0194480 A1China University of Geosciences (Wuhan)
- Device for inserting a sample-carrier rotor into an nmr probe25 Jun 2026US 2026/0177648 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Pressure-preserved coring tool, use method, and reservoir analysis method19 Mar 2026US 2026/0078647 A1China National Petroleum Corporation
- Sample Loading in a Magnetic Resonance System19 Mar 2026US 2026/0079221 A1Quantum Valley Investment Fund LP
- Method for determining phase-state type and saturation of fluid in tight reservoirs by nmr technology4 Jul 2024US 2024/0219329 A1Southwest Petroleum University
Most cited
By later US patents
- High pressure/high temperature magnetic resonance tool21US 7,683,613 B2Schlumberger Technology Corporation · 2010
- Capillary toroid cavity detector for high pressure NMR20US 7,268,552 B1The United States of America as represented by the United States Department of Energy · 2007
- Coil actuated pressure sensor19US 10,310,028 B2Allegro MicroSystems, LLC · 2019
- NMR cell system for supercritical fluid measurements and high-pressure cell for NMR16US 6,507,191 B1JEOL Ltd. · 2003
- Apparatus and method for high pressure NMR spectroscopy14US 6,362,624 B1The Research Foundation of State University of New York · 2002