G01V 3/107
Using compensating coil or loop arrangements
Official title: {using compensating coil or loop arrangements}
G01V3/107 (Using compensating coil or loop arrangements) appears on 147 US grants and 111 published applications in this corpus.
Search patents in G01V- Granted patents
- 147
- Published applications
- 111
- Assignees
- 89
- Inventors
- 240
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 5 |
| 2009 | 1 | 5 |
| 2010 | 6 | 2 |
| 2011 | 4 | 4 |
| 2012 | 3 | 4 |
| 2013 | 2 | 11 |
| 2014 | 2 | 7 |
| 2015 | 4 | 11 |
| 2016 | 7 | 2 |
| 2017 | 8 | 4 |
| 2018 | 5 | 6 |
| 2019 | 6 | 3 |
| 2020 | 8 | 7 |
| 2021 | 6 | 6 |
| 2022 | 2 | 5 |
| 2023 | 6 | 8 |
| 2024 | 4 | 8 |
| 2025 | 6 | 2 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metal detector25 Aug 2026US 12,717,057 B2Tarsacci LLC
- Metal detection apparatus with a test device and test device21 Apr 2026US 12,607,765 B2Mettler-Toledo Safeline Ltd.
- Method for operating a metal detector and metal detector24 Mar 2026US 12,585,038 B2Mettler-Toledo Safeline Ltd.
- Method and apparatus for autonomous gravity and/or magnetic field measurement10 Mar 2026US 12,571,931 B2Saudi Arabian Oil Company
- Inductive proximity switch and method for sensing objects17 Feb 2026US 12,555,715 B2Turck Holding GmbH
- Metal Detector Coil19 Feb 2026US 2026/0050101 A1Minelab Electronics Pty Limited
- Transient electromagnetic (tem) exploration system with adjustable compensation for primary field elimination12 Feb 2026US 2026/0043931 A1Chongqing Triloop Prospecting Technology Co., Ltd
- Asynchronous method for sampling signals in metal detectors18 Sep 2025US 2025/0291085 A1Nokta Muhendislik A.S.
- Device, system and method for detection of a foreign object24 Jul 2025US 2025/0236186 A1Dolby Intellectual Property Licensing, LLC
- Method and apparatus for autonomous gravity and/or magnetic field measurement28 Nov 2024US 2024/0393491 A1Aramco Innovations LLC
Most cited
By later US patents
- Device for accurately detecting the position of a ferromagnetic material inside biological tissue136US 4,943,770 AMcCormick Laboratories, Inc. · 1990
- Object detecting device108US 5,426,363 AKabushiki Kaisha Honda Denshi Giken · 1995
- Adaptive multichannel locator system for multiple proximity detection73US 7,741,848 B1SeekTech, Inc. · 2010
- Induction balance metal detector with inverse discrimination67US 4,024,468 AWhite's Electronics, Inc. · 1977
- Walk-through metal detector64US 4,821,023 ADel Norte Technology, Inc. · 1989