G01V 1/183
With moving magnet
Official title: {with moving magnet}
G01V1/183 (With moving magnet) appears on 13 US grants and 14 published applications in this corpus.
Search patents in G01V- Granted patents
- 13
- Published applications
- 14
- Assignees
- 7
- Inventors
- 31
- Latest grant
- 9 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 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 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 5 |
| 2015 | 2 | 0 |
| 2016 | 3 | 3 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Seismometer with high sensitivity, broadband and all-dip9 Apr 2024US 11,953,635 B2Institute of Geology and Geophysics, Chinese Academy of Sciences
- Detection system for detecting discontinuity interfaces and/or anomalies in pore pressures in geological formations2 Jan 2024US 11,860,328 B2ENI S. p. A.
- Infrasonic detection using a parallel dipole line trap13 Sep 2022US 11,442,184 B2International Business Machines Corporation
- Geophone with magnetic self-damping system10 Nov 2020US 10,830,916 B2Halliburton Energy Services.Inc.
- Dual core locking geophone18 Dec 2018US 10,156,649 B2Halliburton Energy Services.Inc.
- Seismometer with high sensitivity, broadband and all-dip25 Jan 2024US 2024/0027639 A1Institute of Geology and Geophysics, Chinese Academy of Sciences
- Detection system for detecting discontinuity interfaces and/or anomalies in pore pressures in geological formations15 Dec 2022US 2022/0397692 A1ENI S. p. A.
- Infrasonic detection using a parallel dipole line trap9 Sep 2021US 2021/0278556 A1International Business Machines Corporation
- Omni-directional geophone with 10 hertz natural frequency30 Jan 2020US 2020/0033492 A1Geospace Technologies Corporation
- Geophone with magnetic self-damping system22 Feb 2018US 2018/0052243 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Geophone system16US 5,172,345 A1992
- Method and apparatus for the acquisition of seismic movements10US 7,406,002 B22008
- Dual core locking geophone3US 10,156,649 B2Halliburton Energy Services.Inc. · 2018
- Micro-geophone2US 8,947,980 B2Geospace Technologies Corporation · 2015
- Geophone with magnetic self-damping system1US 10,830,916 B2Halliburton Energy Services.Inc. · 2020