G01V 1/368
Inverse filtering
Official title: {Inverse filtering}
G01V1/368 (Inverse filtering) appears on 91 US grants and 97 published applications in this corpus.
Search patents in G01V- Granted patents
- 91
- Published applications
- 97
- Assignees
- 46
- Inventors
- 188
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 6 |
| 2012 | 0 | 1 |
| 2013 | 4 | 6 |
| 2014 | 1 | 3 |
| 2015 | 3 | 4 |
| 2016 | 3 | 15 |
| 2017 | 4 | 7 |
| 2018 | 5 | 8 |
| 2019 | 10 | 10 |
| 2020 | 9 | 9 |
| 2021 | 8 | 9 |
| 2022 | 12 | 6 |
| 2023 | 6 | 1 |
| 2024 | 2 | 4 |
| 2025 | 3 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Machine learning-based two-step impedance inversion method and apparatus using seismic data29 Sep 2026US 12,748,231 B2Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Method and system for determining a location of hydrocarbon reservoir within subterranean region19 May 2026US 12,631,778 B2Saudi Arabian Oil Company
- Reflection seismology inversion with quality control19 May 2026US 12,631,779 B2Schlumberger Technology Corporation
- Non-linear solution to seismic data conditioning using trained dictionaries22 Jul 2025US 12,366,675 B2BP Corporation North America Inc.
- Method for improving 2D seismic acquisition25 Feb 2025US 12,235,401 B2Eneva S.A.
- A method of and a device for processing recorded seismic data8 Oct 2026US 2026/0309882 A1Fnv IP B.V.
- Reflection seismology inversion with quality control14 Aug 2025US 2025/0258310 A1Schlumberger Technology Corporation
- Reverse time migration noise removal using a depth-dependent wavenumber filter2 Jan 2025US 2025/0004155 A1Aramco Services Company
- Method and system for seismic adaptive multiple subtraction using structure-oriented matching filters24 Oct 2024US 2024/0353584 A1Aramco Far East (Beijing) Business Services Co., Ltd.
- Method and system for deghosting3 Oct 2024US 2024/0329268 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Method and apparatus for correcting distorted seismic data54US 4,646,274 AAtlantic Richfield Company · 1987
- Seismic processing and imaging with a drill-bit source51US 4,964,087 AWestern Atlas International, Inc. · 1990
- Shaped high frequency vibratory source51US 7,436,734 B2ExxonMobil Upstream Research Company · 2008
- Multichannel signal enhancement26US 4,947,480 AThe United States of America as represented by the United States Department of Energy · 1990
- Method of increasing the vertical resolution of well log data24US 4,535,625 AMobil Oil Corporation · 1985