G01N 2223/649
Porosity
Official title: porosity
G01N2223/649 (Porosity) appears on 33 US grants and 43 published applications in this corpus.
Search patents in G01N- Granted patents
- 33
- Published applications
- 43
- Assignees
- 30
- Inventors
- 113
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 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 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 6 |
| 2014 | 4 | 6 |
| 2015 | 5 | 4 |
| 2016 | 2 | 1 |
| 2017 | 4 | 2 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 2 | 3 |
| 2022 | 2 | 5 |
| 2023 | 2 | 5 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for estimating hydrocarbon saturation of a rock2 Jun 2026US 12,644,878 B2Shell USA, Inc.
- Method for estimating hydrocarbon saturation of a rock20 Jan 2026US 12,529,639 B2Shell USA, Inc.
- Method for estimating fluid saturation of a rock2 Dec 2025US 12,488,486 B2Shell USA, Inc.
- Method for measuring distribution of pores in electrode for secondary battery14 Jan 2025US 12,196,651 B2LG Energy Solution, Ltd.
- Scattering measurement analysis method, scattering measurement analysis device, and non-transitory computer-readable storage medium storing scattering measurement analysis program24 Dec 2024US 12,175,173 B2Rigaku Corporation
- Analysis Method of Pore Distribution of Porous Structures26 Mar 2026US 2026/0086051 A1LG Chem.Ltd.
- Petrophysical model generation and uses thereof12 Feb 2026US 2026/0043784 A1Saudi Arabian Oil Company
- Method for estimating hydrocarbon saturation of a rock8 Feb 2024US 2024/0044768 A2Shell Oil Company
- Using Pyrolysis Data to Correct for the Impact of Soluble Organic Matter-Filled Pores on Property Measurements Using Scanning Electron Microscopy Images of Source Rocks21 Dec 2023US 2023/0408429 A1Saudi Arabian Oil Company
- Evaluation method7 Sep 2023US 2023/0280248 A1Sumitomo Rubber Industries, Ltd.
Most cited
By later US patents
- Method for determining permeability of rock formation using computer tomograpic images thereof40US 8,081,802 B2Ingrain, Inc. · 2011
- Method and system for multi-energy computer tomographic cuttings analysis12US 9,746,431 B2Ingrain, Inc. · 2017
- Method of measuring pore diameters by positronium decay9US 4,897,549 A1990
- System for measuring sample pore using computed tomography and standard sample and method thereof9US 8,542,793 B1Korea Institute of Geoscience and Mineral Resources (KIGAM) · 2013
- System and method of pore type classification for petrophysical rock typing7US 10,324,229 B2Chevron U.S.A.Inc. · 2019