G01V 2210/22
Time-domain filtering
G01V2210/22 (Time-domain filtering) appears on 22 US grants and 27 published applications in this corpus.
Search patents in G01V- Granted patents
- 22
- Published applications
- 27
- Assignees
- 18
- Inventors
- 59
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 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 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 1 | 5 |
| 2020 | 2 | 1 |
| 2021 | 3 | 4 |
| 2022 | 2 | 1 |
| 2023 | 5 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and device for suppressing interference fading noise of optical fibre sensing data28 Apr 2026US 12,615,086 B2BGP Inc., China National Petroleum Corporation
- Cement bonding evaluation with a sonic-logging-while-drilling tool4 Nov 2025US 12,460,532 B2Halliburton Energy Services.Inc.
- Isofrequency volumes ratio workflow to detect gas reservoirs in 3D domain7 May 2024US 11,977,198 B2Saudi Arabian Oil Company
- Method and apparatus for extracting downgoing wavelet and attenuation parameters by using vertical seismic data23 Jan 2024US 11,880,012 B2China National Petroleum Corporation
- Adjustable frequency processing of electromagnetic logging data5 Sep 2023US 11,747,507 B2Halliburton Energy Services.Inc.
- Enhancing Interface Waves Filtering by Hamiltonian Monte-Carlo Sampling9 Jul 2026US 2026/0194677 A1Saudi Arabian Oil Company
- Cement bonding evaluation with a sonic-logging-while-drilling tool5 Feb 2026US 2026/0036040 A1Halliburton Energy Services.Inc.
- Estimating Seismic Wavefront Attributes4 Dec 2025US 2025/0370152 A1Saudi Arabian Oil Company
- Vsp-based depth domain seismic profile horizon calibration method and apparatus30 Jan 2025US 2025/0035805 A1BGP Inc., China National Petroleum Corporation
- Method and system for deghosting3 Oct 2024US 2024/0329268 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Method for correcting impulse response differences of hydrophones and geophones as well as geophone coupling to the water-bottom in dual-sensor, bottom-cable seismic operations31US 5,235,554 AHalliburton Geophysical Services, Inc. · 1993
- Method and apparatus for digital time-variant filtering17US 4,535,417 AThe Standard Oil Company · 1985
- Seismic processing workflow for broadband single-sensor single-source land seismic data7US 10,288,755 B2Saudi Arabian Oil Company · 2019
- Method for eliminating spectral constraints of acquisition system and earth filtering effects4US 8,600,680 B2PGS Geophysical AS · 2013
- High precision acoustic logging processing for compressional and shear slowness2US 11,209,565 B2Halliburton Energy Services.Inc. · 2021