H03K 17/952
Using inductive coils
Official title: {using inductive coils}
H03K17/952 (Using inductive coils) appears on 360 US grants and 300 published applications in this corpus.
Search patents in H03K- Granted patents
- 360
- Published applications
- 300
- Assignees
- 183
- Inventors
- 585
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 8 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 4 |
| 2003 | 4 | 4 |
| 2004 | 2 | 1 |
| 2005 | 3 | 4 |
| 2006 | 1 | 7 |
| 2007 | 5 | 4 |
| 2008 | 3 | 6 |
| 2009 | 5 | 7 |
| 2010 | 7 | 9 |
| 2011 | 3 | 8 |
| 2012 | 9 | 5 |
| 2013 | 6 | 10 |
| 2014 | 0 | 9 |
| 2015 | 15 | 9 |
| 2016 | 7 | 11 |
| 2017 | 8 | 18 |
| 2018 | 13 | 21 |
| 2019 | 25 | 24 |
| 2020 | 24 | 27 |
| 2021 | 22 | 25 |
| 2022 | 27 | 29 |
| 2023 | 19 | 16 |
| 2024 | 21 | 14 |
| 2025 | 16 | 20 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pump monitor with metal detector alarm controller1 Sep 2026US 12,723,585 B1Sump Alarm, Inc.
- Circuit assembly, method thereof and apparatus19 May 2026US 12,633,918 B2Renesas Electronics America Inc.
- Electronic device user interface21 Apr 2026US 12,609,699 B2Azoteq Holdings Limited
- Inductive proximity switch and method for sensing objects17 Feb 2026US 12,555,715 B2Turck Holding GmbH
- Inductive proximity sensor for the detection of an object and method of detecting an object16 Dec 2025US 12,498,256 B2Sick AG
- Electronic device user interface13 Aug 2026US 2026/0238209 A1Azoteq Holdings Limited
- 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
- Proximity sensor1 Jan 2026US 2026/0002797 A1Keyence Corporation
Most cited
By later US patents
- Method for operating surgical instrument systems337US 11,424,027 B2Cilag GmbH International · 2022
- Resonant coil coin detection apparatus113US 5,273,151 ADuncan Industries Parking Control Systems Corp. · 1993
- Electronic anatomical probe54US 4,526,177 A1985
- Metal detector having digital signal processing48US 4,709,213 AGarrett Electronics, Inc. · 1987
- Inductive proximity switch41US 5,264,733 AWerner Turck GmbH & Co. KG · 1993