G01R 27/2605
Measuring capacitance
Official title: {Measuring capacitance (capacitive sensors G01D5/24)}
G01R27/2605 (Measuring capacitance) appears on 1,759 US grants and 1,652 published applications in this corpus.
Search patents in G01R- Granted patents
- 1,759
- Published applications
- 1,652
- Assignees
- 914
- Inventors
- 3,354
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 13 | 0 |
| 1978 | 10 | 0 |
| 1979 | 10 | 0 |
| 1980 | 6 | 0 |
| 1981 | 14 | 0 |
| 1982 | 7 | 0 |
| 1983 | 10 | 0 |
| 1984 | 13 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 11 | 0 |
| 1988 | 17 | 0 |
| 1989 | 22 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 9 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 2 | 0 |
| 2001 | 16 | 8 |
| 2002 | 19 | 11 |
| 2003 | 15 | 17 |
| 2004 | 17 | 17 |
| 2005 | 17 | 20 |
| 2006 | 19 | 19 |
| 2007 | 17 | 17 |
| 2008 | 16 | 30 |
| 2009 | 12 | 30 |
| 2010 | 24 | 25 |
| 2011 | 17 | 65 |
| 2012 | 33 | 66 |
| 2013 | 56 | 101 |
| 2014 | 76 | 166 |
| 2015 | 98 | 134 |
| 2016 | 154 | 83 |
| 2017 | 133 | 85 |
| 2018 | 105 | 106 |
| 2019 | 95 | 109 |
| 2020 | 113 | 107 |
| 2021 | 99 | 95 |
| 2022 | 93 | 105 |
| 2023 | 94 | 66 |
| 2024 | 70 | 73 |
| 2025 | 77 | 67 |
| 2026 | 43 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Line sensor comprising a capacitive divider with integrated slot antenna6 Oct 2026US 12,754,212 B2Comrod AS
- Circuit for operating a capacitive sensor and sensor apparatus6 Oct 2026US 12,754,221 B2Robert Bosch GmbH
- Sensor controller, electronic device, and control method of sensor controller6 Oct 2026US 12,754,634 B2Wacom Co., Ltd.
- Overlay measurement using balanced capacity targets29 Sep 2026US 12,748,354 B2ASML Netherlands B. V.
- Capacitance sensing circuit22 Sep 2026US 12,742,806 B2NXP B. V.
- Measuring device for capacitance of semiconductor device and measurement jig1 Oct 2026US 2026/0298991 A1Mitsubishi Electric Corporation
- Capacitive detection device and methods24 Sep 2026US 2026/0287410 A1Beckman Coulter, Inc.
- Sensor drive device and method for operating a capacitive sensor13 Aug 2026US 2026/0235420 A1
- Power converter and a method for controlling a power converter13 Aug 2026US 2026/0238140 A1Skeleton Technologies AG
- Improved measurement probe for testing coating thickness on flat sheets6 Aug 2026US 2026/0227170 A1Innosen Limited
Most cited
By later US patents
- Time domain capacitive field detector800US 5,730,165 A1998
- Capacitive field sensor with sigma-delta modulator414US 8,089,289 B1Cypress Semiconductor Corporation · 2012
- Level sensing372US 6,457,355 B12002
- Touch sensing method and apparatus272US 5,790,107 ALogitech, Inc. · 1998
- Touch detection techniques for capacitive touch sense systems201US 8,040,142 B1Cypress Semiconductor Corporation · 2011