H03K 2217/952
Detection of ferromagnetic and non-magnetic conductive targets
H03K2217/952 (Detection of ferromagnetic and non-magnetic conductive targets) appears on 13 US grants and 14 published applications in this corpus.
Search patents in H03K- Granted patents
- 13
- Published applications
- 14
- Assignees
- 17
- Inventors
- 31
- Latest grant
- 1 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 4 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method and device for detecting axial and/or radial magnetic fields acting relative to an axis11 Apr 2024US 2024/0118109 A1Balluff GmbH
- Proximity sensor and method of use16 Dec 2021US 2021/0389161 A1Simmonds Precision Products, Inc.
- Proximity sensing system with component compatibility testing16 Dec 2021US 2021/0389494 A1Bently Nevada, LLC
- Device and method for detecting intention to lock or unlock a motor vehicle opening element14 Oct 2021US 2021/0317689 A1Vitesco Technologies GmbH
Most cited
By later US patents
- Inductive proximity switch39US 5,012,206 AWerner Turck GmbH & Co. KG · 1991
- Inductive proximity sensor for detecting magnetic and non-magnetic metallic objects21US 5,767,672 ASchneider Electric SA · 1998
- Inductive proximity switch oscillator having same activating range for ferrous and nonferrous metals15US 4,879,531 AWerner Turck GmbH & Co. KG · 1989
- High frequency oscillation type proximity switch10US 5,034,704 AOMRON Corporation · 1991
- Switch acting in a contactless fashion4US 7,782,175 B2K.A. Schmersal Holding KG · 2010