G01V 3/082
Operating with fields produced by spontaneous potentials
Official title: {operating with fields produced by spontaneous potentials, e.g. electrochemical or produced by telluric currents (G01V3/26 takes precedence)}
G01V3/082 (Operating with fields produced by spontaneous potentials) appears on 84 US grants and 44 published applications in this corpus.
Search patents in G01V- Granted patents
- 84
- Published applications
- 44
- Assignees
- 50
- Inventors
- 165
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 4 |
| 2008 | 3 | 3 |
| 2009 | 2 | 3 |
| 2010 | 0 | 0 |
| 2011 | 1 | 3 |
| 2012 | 2 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 3 |
| 2017 | 2 | 1 |
| 2018 | 1 | 3 |
| 2019 | 4 | 4 |
| 2020 | 5 | 2 |
| 2021 | 2 | 2 |
| 2022 | 4 | 2 |
| 2023 | 1 | 3 |
| 2024 | 2 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for monitoring the precipitation of particles in the magnetosphere10 Mar 2026US 12,571,939 B2Agenzia Spaziale Italiana
- Device for monitoring deep-sea sediment environment in mining polymetallic nodules13 Aug 2024US 12,061,304 B2Ocean University of China
- Distributed three-dimensional (3D) induced polarization (IP) data acquisition and processing device and method6 Feb 2024US 11,892,587 B2Chinese Academy of Geological Sciences
- Surface wave prospecting method for jointly extracting Rayleigh wave frequency dispersion characteristics by seismoelectric field12 Sep 2023US 11,754,744 B2Southern University of Science and Technology
- Method of locating coal-rock main fracture by electromagnetic radiation from precursor of coal-rock dynamic disaster26 Jul 2022US 11,397,236 B2University of Science and Technology Beijing
- High-frequency magnetotelluric sounding instrument-based inversion method for energy spectrum2 May 2024US 2024/0142654 A1Institute of Geology and Geophysics, Chinese Academy of Sciences
- System and Method for Combined Streaming Potential and Controlled-Source Electromagnetic Modeling14 Mar 2024US 2024/0085584 A1
- Device and method for geo-electric extraction under water layer coverage14 Sep 2023US 2023/0288599 A1Guilin University of Technology
- Distributed three-dimensional (3d) induced polarization (ip) data acquisition and processing device and method20 Jul 2023US 2023/0228903 A1Chinese Academy of Geological Sciences
- Method and system for monitoring the precipitation of particles in the magnetosphere11 May 2023US 2023/0142341 A1Agenzia Spaziale Italiana
Most cited
By later US patents
- Seafloor magnetotelluric system and method for oil exploration79US 5,770,945 AThe Regents of the University of California · 1998
- Determination of oil saturation in reservoir rock using paramagnetic nanoparticles and magnetic field77US 9,133,709 B2Board of Regents, The University of Texas System · 2015
- Method and system for electroseismic monitoring of microseismicity66US 6,462,549 B1Schlumberger Technology Corporation · 2002
- Electroseismic prospecting by detection of an electromagnetic signal produced by dipolar movement63US 4,904,942 AExxon Production Research Company · 1990
- Method and apparatus for passively detecting the depth and location of a spatial or temporal anomaly by monitoring a time varying signal emanating from the earths surface52US 5,148,110 A1992