G07D 7/026
Using capacitive sensors
Official title: using capacitive sensors
G07D7/026 (Using capacitive sensors) appears on 53 US grants and 25 published applications in this corpus.
Search patents in G07D- Granted patents
- 53
- Published applications
- 25
- Assignees
- 30
- Inventors
- 74
- Latest grant
- 24 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 3 |
| 2004 | 2 | 1 |
| 2005 | 2 | 0 |
| 2006 | 3 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 2 | 5 |
| 2020 | 0 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Capacitance sensing device and image reading device24 Oct 2023US 11,796,708 B2Mitsubishi Electric Corporation
- Device and method for classifying value documents, in particular bank notes, and value document processing system21 Mar 2023US 11,610,449 B2Giesecke+Devrient Currency Technology GmbH
- Image reading device20 Sep 2022US 11,451,683 B2Mitsubishi Electric Corporation
- Sensor device16 Feb 2021US 10,921,276 B2Ablic Inc.
- Information carriers and methods for encoding and reading such information carriers2 Feb 2021US 10,909,433 B2Haydale Graphene Industries PLC
- Device and method for monitoring electrically conductive security features, and monitoring device for electrically conductive security features15 Dec 2022US 2022/0398888 A1Prismade Labs Gmbh
- System and method for detecting currency geniuness18 Nov 2021US 2021/0358255 A1
- Capacitance sensing device and image reading device21 Oct 2021US 2021/0325559 A1Mitsubishi Electric Corporation
- Image reading device12 Nov 2020US 2020/0358918 A1Mitsubishi Electric Corporation
- Device and Method for Detecting Film Thickness8 Oct 2020US 2020/0318941 A1Weihai Hualing Opto-Electronics Co., Ltd.
Most cited
By later US patents
- Indicia recognition apparatus251US 4,355,300 ACoulter Systems Corporation · 1982
- Electronic validation machine for documents214US 5,471,039 APanda Eng., Inc. · 1995
- Sensor for verification of genuineness of security paper208US 5,122,754 AInter Marketing Oy · 1992
- Currency paper and banknote verification device198US 5,308,992 A1994
- Electronic verification machine for documents192US 6,053,405 APanda Eng., Inc. · 2000