H03K 17/95
Using a magnetic detector
Official title: using a magnetic detector
H03K17/95 (Using a magnetic detector) appears on 726 US grants and 594 published applications in this corpus.
Search patents in H03K- Granted patents
- 726
- Published applications
- 594
- Assignees
- 382
- Inventors
- 1,237
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 9 | 0 |
| 1986 | 8 | 0 |
| 1987 | 17 | 0 |
| 1988 | 13 | 0 |
| 1989 | 17 | 0 |
| 1990 | 16 | 0 |
| 1991 | 16 | 0 |
| 1992 | 13 | 0 |
| 1993 | 19 | 0 |
| 1994 | 11 | 0 |
| 1995 | 7 | 0 |
| 1996 | 14 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 0 | 0 |
| 2000 | 13 | 0 |
| 2001 | 8 | 3 |
| 2002 | 9 | 16 |
| 2003 | 13 | 10 |
| 2004 | 13 | 13 |
| 2005 | 8 | 19 |
| 2006 | 12 | 20 |
| 2007 | 18 | 17 |
| 2008 | 7 | 13 |
| 2009 | 12 | 22 |
| 2010 | 17 | 14 |
| 2011 | 12 | 15 |
| 2012 | 15 | 11 |
| 2013 | 8 | 20 |
| 2014 | 7 | 25 |
| 2015 | 29 | 22 |
| 2016 | 16 | 28 |
| 2017 | 23 | 28 |
| 2018 | 27 | 32 |
| 2019 | 40 | 41 |
| 2020 | 32 | 40 |
| 2021 | 34 | 39 |
| 2022 | 37 | 47 |
| 2023 | 31 | 30 |
| 2024 | 36 | 26 |
| 2025 | 29 | 30 |
| 2026 | 11 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03K 17/952Using inductive coils360
- H03K 17/9505Constructional details167
- H03K 17/9517Using galvanomagnetic devices157
- H03K 17/9502Measures for increasing reliability111
- H03K 17/9512Using digital techniques32
- H03K 17/951Measures for supplying operating voltage to the detector circuit29
- H03K 17/9515Using non-linear magnetic devices20
Recent patents
- Pump monitor with metal detector alarm controller1 Sep 2026US 12,723,585 B1Sump Alarm, Inc.
- Optical element drive mechanism18 Aug 2026US 12,710,615 B2Actutek Corporation
- Low-power magnetic sensing device and magnetic switch device comprising the magnetic sensing device7 Jul 2026US 12,676,611 B2Allegro MicroSystems, LLC
- Fastening device for a sensor and a sensor unit2 Jun 2026US 12,644,734 B2Turck Holding GmbH
- Circuit assembly, method thereof and apparatus19 May 2026US 12,633,918 B2Renesas Electronics America Inc.
- Electronic device user interface13 Aug 2026US 2026/0238209 A1Azoteq Holdings Limited
- Magnetic metal proximity electric switch9 Jul 2026US 2026/0197000 A1
- Coil board, and method for producing a coil board11 Jun 2026US 2026/0162876 A1Turck Holding GmbH
- Coil device for a proximity sensor and method of producing such a coil device21 May 2026US 2026/0142066 A1Balluff GmbH
- Sensor element9 Apr 2026US 2026/0098747 A1Balluff GmbH
Most cited
By later US patents
- Proximity safety switch suitable for use in a hair dryer for disabling operation646US 6,784,775 B2LJM Associates, Inc. · 2004
- Surgical instrument with a sensing array340US 11,324,557 B2Cilag GmbH International · 2022
- Method for operating surgical instrument systems337US 11,424,027 B2Cilag GmbH International · 2022
- Detection of passing magnetic articles with a peak-to-peak percentage threshold detector having a forcing circuit and automatic gain control164US 6,297,627 B1Allegro MicroSystems, LLC · 2001
- Magnetic pole insensitive switch circuit127US 6,356,741 B1Allegro MicroSystems, LLC · 2002