G07D 7/08
Acoustic waves
G07D7/08 (Acoustic waves) appears on 57 US grants and 64 published applications in this corpus.
Search patents in G07D- Granted patents
- 57
- Published applications
- 64
- Assignees
- 32
- Inventors
- 116
- Latest grant
- 4 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 6 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 4 |
| 2007 | 2 | 1 |
| 2008 | 2 | 2 |
| 2009 | 1 | 4 |
| 2010 | 3 | 7 |
| 2011 | 1 | 3 |
| 2012 | 5 | 5 |
| 2013 | 6 | 2 |
| 2014 | 1 | 9 |
| 2015 | 5 | 5 |
| 2016 | 1 | 3 |
| 2017 | 8 | 4 |
| 2018 | 5 | 0 |
| 2019 | 0 | 6 |
| 2020 | 2 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Acoustic sensor having waveguide and inspection device4 Jul 2023US 11,692,819 B2Kabushiki Kaisha Toshiba
- Device and method for evaluating sensor data for a value document22 Feb 2022US 11,257,316 B2Giesecke+Devrient Currency Technology GmbH
- Methods and device for checking value documents16 Mar 2021US 10,950,080 B2Giesecke+Devrient Currency Technology GmbH
- Transducer and inspection device16 Mar 2021US 10,950,655 B2Kabushiki Kaisha Toshiba
- Inspection device and inspection method23 Jun 2020US 10,689,216 B2Kabushiki Kaisha Toshiba
- Paper sheet handling apparatus and foreign substance detection method4 Sep 2025US 2025/0277771 A1Fujitsu Frontech Limited
- Inspection device and inspection method5 Jun 2025US 2025/0180520 A1Kabushiki Kaisha Toshiba
- Sensor and inspection device29 Apr 2021US 2021/0123796 A1Kabushiki Kaisha Toshiba
- Device and method for evaluating sensor data for a value document17 Sep 2020US 2020/0294343 A1Giesecke+Devrient Currency Technology GmbH
- Electronic Ticket Admission Verification Anti-Counterfeiting System and Method Thereof5 Mar 2020US 2020/0074356 A1Oqr Ticket Co., Ltd.
Most cited
By later US patents
- Method of testing the weight per unit area of thin material36US 4,446,735 AGAO Gesellschaft fur Automation und Organisation mbH · 1984
- Apparatus for detecting the condition of a sheet or web33US 4,519,249 ADe La Rue Systems Limited · 1985
- Methods of measuring currency limpness14US 5,955,741 ACurrency Systems International · 1999
- Method for assessing a state of a document of value with regard to limpness using ultrasound, and means for carrying out the method12US 8,510,062 B2Giesecke & Devrient GmbH · 2013
- Methods of measuring currency limpness11US 5,922,959 ACurrency Systems International · 1999