G01V 1/182
With moving coil
Official title: {with moving coil}
G01V1/182 (With moving coil) appears on 21 US grants and 32 published applications in this corpus.
Search patents in G01V- Granted patents
- 21
- Published applications
- 32
- Assignees
- 21
- Inventors
- 65
- Latest grant
- 9 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 5 |
| 2015 | 2 | 8 |
| 2016 | 5 | 2 |
| 2017 | 3 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 4 |
| 2021 | 1 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Seismometer with high sensitivity, broadband and all-dip9 Apr 2024US 11,953,635 B2Institute of Geology and Geophysics, Chinese Academy of Sciences
- Transducer structure, transducer comprising such transducer structure, and sensor comprising said transducer10 May 2022US 11,326,965 B2PIETRO FIORENTINI S.p.A.
- Internal structure detection system22 Feb 2022US 11,255,990 B2Hitachi, Ltd.
- Coupling evaluation geophone and method for eliminating ground-geophone coupling effect2 Mar 2021US 10,935,679 B2
- Dual core locking geophone18 Dec 2018US 10,156,649 B2Halliburton Energy Services.Inc.
- Moving-coil geophone zero-phase corrector based on state variable shaper16 Jul 2026US 2026/0202564 A1Jilin University
- Geophone fault detection18 Sep 2025US 2025/0291087 A1Dynatest A/S
- Seismometer with high sensitivity, broadband and all-dip25 Jan 2024US 2024/0027639 A1Institute of Geology and Geophysics, Chinese Academy of Sciences
- Vibration-analysis system and method therefor17 Dec 2020US 2020/0393589 A1Symroc Business and Project Management Ltd.
- Internal structure detection system3 Sep 2020US 2020/0278463 A1Hitachi, Ltd.
Most cited
By later US patents
- Lateral compliance device for geophone springs15US 4,685,094 AGeosource Inc. · 1987
- Geophone with mass position sensing8US 7,505,369 B2Input/Output, Inc. · 2009
- Closed loop control techniques for displacement sensors with optical readout6US 9,702,992 B2Silicon Audio Seismic, LLC · 2017
- Deployable ground sensors5US 9,234,973 B2The Boeing Company · 2016
- Dual core locking geophone3US 10,156,649 B2Halliburton Energy Services.Inc. · 2018