G01N 27/023
Where the material is placed in the field of a coil
Official title: {where the material is placed in the field of a coil}
G01N27/023 (Where the material is placed in the field of a coil) appears on 368 US grants and 346 published applications in this corpus.
Search patents in G01N- Granted patents
- 368
- Published applications
- 346
- Assignees
- 274
- Inventors
- 859
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 12 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 4 |
| 2003 | 5 | 5 |
| 2004 | 4 | 8 |
| 2005 | 1 | 8 |
| 2006 | 8 | 5 |
| 2007 | 4 | 6 |
| 2008 | 6 | 4 |
| 2009 | 3 | 6 |
| 2010 | 4 | 6 |
| 2011 | 4 | 7 |
| 2012 | 2 | 6 |
| 2013 | 13 | 10 |
| 2014 | 4 | 19 |
| 2015 | 8 | 30 |
| 2016 | 20 | 24 |
| 2017 | 21 | 22 |
| 2018 | 21 | 33 |
| 2019 | 25 | 27 |
| 2020 | 33 | 23 |
| 2021 | 20 | 18 |
| 2022 | 13 | 16 |
| 2023 | 14 | 17 |
| 2024 | 20 | 15 |
| 2025 | 13 | 16 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for evaluating cathode slurry for all-solid-state battery22 Sep 2026US 12,742,744 B2Honda Motor Co., Ltd.
- Metal detection system for use with medical waste container8 Sep 2026US 12,727,959 B2Stryker Corporation
- Apparatus for monitoring of the multiphase flow in a pipe18 Aug 2026US 12,710,298 B2Enercorp Engineered Solutions Inc.
- Receiver for a pulsed eddy current system11 Aug 2026US 12,704,479 B2ABB Schweiz AG
- Oil state detection apparatus28 Jul 2026US 12,693,250 B2Nippon Pillar Packing Co., Ltd.
- Determination device17 Sep 2026US 2026/0276481 A1Nsk Ltd.
- Device and Method for Determining a Material Composition of a Pipe20 Aug 2026US 2026/0243699 A1Viken Detection Corporation
- Apparatus and methods for detecting impurities in semiconductor processing tools18 Jun 2026US 2026/0168962 A1
- System for Marking Tires During High Voltage Inspection11 Jun 2026US 2026/0158756 A1Shamrock Marketing, Inc.
- Ion sensing with three-dimensional vertical inductors with magnetic core11 Jun 2026US 2026/0160720 A1Microchip Technology Incorporated
Most cited
By later US patents
- Remote conductivity sensor having transformer coupling in fluid flow path132US 4,740,755 ACobe Laboratories, Inc. · 1988
- Method for investigating the condition of a bacterial suspension through frequency profile of electrical admittance123US 4,810,963 APublic Health Laboratory Service Board · 1989
- Device and method for carrying out a contactless measurement of the conductivity of a liquid situated in a flow channel83US 6,653,841 B1Fresenius Medical Care Deutschland GmbH · 2003
- Remote conductivity sensor using square wave excitation81US 4,825,168 ACobe Laboratories, Inc. · 1989
- Fluid conductivity measurement79US 4,138,639 A1979