G07D 7/182
Testing stiffness
G07D7/182 (Testing stiffness) appears on 27 US grants and 14 published applications in this corpus.
Search patents in G07D- Granted patents
- 27
- Published applications
- 14
- Assignees
- 15
- Inventors
- 48
- Latest grant
- 16 Oct 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Bill softness recognition method and device16 Oct 2018US 10,102,704 B2GRG Banking Equipment Co., Ltd.
- Method and device for examining value documents for irregularities14 Aug 2018US 10,049,522 B2Giesecke+Devrient Currency Technology GmbH
- Supercritical fluid cleaning of banknotes and secure documents4 Apr 2017US 9,610,619 B2Spectra Systems Corporation
- Supercritical fluid cleaning of banknotes and secure documents24 Feb 2015US 8,961,702 B2Spectra Systems Corporation
- Method and apparatus for checking the usage state of documents of value1 Jul 2014US 8,766,222 B2Giesecke & Devrient GmbH
- Bill softness recognition method and device1 Mar 2018US 2018/0061167 A1GRG Banking Equipment Co., Ltd.
- System and method for detecting gasochromic emission spectra24 Aug 2017US 2017/0243428 A1Spectra Systems Corporation
- Method and Device for Examining Value Documents for Irregularities11 Aug 2016US 2016/0232731 A1Giesecke & Devrient GmbH
- Supercritical fluid cleaning of banknotes and secure documents18 Jun 2015US 2015/0165493 A1Spectra Systems Corporation
- Supercritical fluid cleaning of banknotes and secure documents1 May 2014US 2014/0116474 A1Spectra Systems Corporation
Most cited
By later US patents
- Method and apparatus for evaluating and sorting sheets in a high speed manner200US 4,381,447 ABrandt, Inc. · 1983
- Counterfeit detector for paper currency108US 4,187,463 A1980
- Apparatus for assessing the stiffness of a sheet27US 5,182,722 ANCR Corporation · 1993
- Apparatus for testing the stiffness of a sheet24US 5,201,424 ANCR Corporation · 1993
- Apparatus for detecting the condition of a sheet19US 4,463,607 ADe La Rue Systems Limited · 1984