H03K 17/9537
In a resonant circuit
Official title: {in a resonant circuit}
H03K17/9537 (In a resonant circuit) appears on 217 US grants and 144 published applications in this corpus.
Search patents in H03K- Granted patents
- 217
- Published applications
- 144
- Assignees
- 109
- Inventors
- 327
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 3 |
| 2003 | 4 | 4 |
| 2004 | 2 | 1 |
| 2005 | 2 | 2 |
| 2006 | 0 | 4 |
| 2007 | 5 | 2 |
| 2008 | 1 | 3 |
| 2009 | 4 | 7 |
| 2010 | 4 | 6 |
| 2011 | 3 | 4 |
| 2012 | 8 | 1 |
| 2013 | 3 | 7 |
| 2014 | 0 | 4 |
| 2015 | 10 | 6 |
| 2016 | 5 | 7 |
| 2017 | 4 | 8 |
| 2018 | 10 | 6 |
| 2019 | 8 | 13 |
| 2020 | 13 | 15 |
| 2021 | 14 | 15 |
| 2022 | 15 | 11 |
| 2023 | 6 | 6 |
| 2024 | 8 | 5 |
| 2025 | 9 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Inductive proximity switch and method for sensing objects17 Feb 2026US 12,555,715 B2Turck Holding GmbH
- Electronic module, sensor apparatuses, set of sensor apparatuses and method for operating a sensor apparatus4 Nov 2025US 12,460,947 B2Balluff GmbH
- Baseline calculation for sensor system4 Nov 2025US 12,463,643 B2Cirrus Logic, Inc.
- Movement detection device21 Oct 2025US 12,448,822 B2Continental Automotive Technologies GmbH
- Inductive proximity switch and method of operation of an inductive proximity switch21 Oct 2025US 12,451,884 B2Turck Holdings GmbH
- Integrated circuit for signal processing of a sensor and method for the open or closed loop controlling of a temperature or of a temperature distribution in the circuit11 Dec 2025US 2025/0377217 A1Micro-Epsilon Messtechnik GmbH & Co.KG
- Spread Spectrum Adjustment for an LC Circuit2 Oct 2025US 2025/0309927 A1Microchip Technology Incorporated
- Method for setting temperature compensation for a plurality of proximity sensors of the same kind18 Sep 2025US 2025/0290775 A1Optosys SA
- Electromagnetic encoding switch and method and apparatus for calculating rotation information of runner5 Dec 2024US 2024/0405774 A1Shenzhen Huion Trend Technology Co., Ltd.
- Inductive proximity switch and method of operation of an inductive proximity switch3 Oct 2024US 2024/0333287 A1Turck Holding GmbH
Most cited
By later US patents
- Electronic anatomical probe54US 4,526,177 A1985
- Process for the non-contacting detection of eddy current-induced bodies, particularly metal objects, as well as to sensors based on the process40US 4,843,259 ABaumer Electric AG · 1989
- Inductive proximity switch39US 5,012,206 AWerner Turck GmbH & Co. KG · 1991
- Proximity sensing system and inductance measuring technique38US 4,219,740 AEldec Corporation · 1980
- Inductive proximity sensor using coil time constant for temperature compensation36US 7,173,411 B1Rockwell Automation Technologies, Inc. · 2007