G07D 7/187
Detecting defacement or contamination
Official title: Detecting defacement or contamination, e.g. dirt
G07D7/187 (Detecting defacement or contamination) appears on 87 US grants and 74 published applications in this corpus.
Search patents in G07D- Granted patents
- 87
- Published applications
- 74
- Assignees
- 41
- Inventors
- 175
- Latest grant
- 22 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 2 |
| 2005 | 3 | 8 |
| 2006 | 0 | 4 |
| 2007 | 4 | 4 |
| 2008 | 4 | 4 |
| 2009 | 3 | 4 |
| 2010 | 1 | 0 |
| 2011 | 1 | 6 |
| 2012 | 4 | 1 |
| 2013 | 4 | 3 |
| 2014 | 4 | 8 |
| 2015 | 9 | 6 |
| 2016 | 1 | 7 |
| 2017 | 9 | 2 |
| 2018 | 8 | 5 |
| 2019 | 4 | 2 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- System for wear and aging evaluation of a paper-based resource22 Mar 2022US 11,282,322 B2Bank of America Corporation
- Method and system for detecting staining8 Oct 2019US 10,438,436 B2Spinnaker International Limited
- Quality control method for paper money authentication and system therefor11 Jun 2019US 10,319,168 B2GRG Banking Equipment Co., Ltd.
- Media validation processing21 May 2019US 10,296,800 B2NCR Corporation
- Media infeed metal detection1 Jan 2019US 10,167,153 B2NCR Corporation
- Banknote image processing device and banknote image processing method5 Dec 2024US 2024/0404152 A1Fujitsu Frontech Limited
- Paper sheet handling device26 Nov 2020US 2020/0369489 A1Fujitsu Frontech Limited
- System for wear and aging evaluation of a paper-based resource5 Nov 2020US 2020/0349792 A1Bank of America Corporation
- Cash processing apparatus and method for handling deformed cash11 Apr 2019US 2019/0108706 A1Toshiba Tec Kabushiki Kaisha
- Method and system for detecting staining21 Feb 2019US 2019/0057568 A1Spinnaker International Limited
Most cited
By later US patents
- Apparatus for scanning a sheet216US 4,592,090 ADe La Rue Systems Limited · 1986
- Method and apparatus for sorting currency213US 3,976,198 APitney Bowes Inc. · 1976
- Bill-discriminating apparatus196US 4,487,306 AFujitsu Limited · 1984
- Bill examination device181US 5,201,395 AOki Electric Industry Co., Ltd. · 1993
- Bill identification apparatus158US 5,437,357 AKabushiki Kaisha Nippon Conlux · 1995