G07D 7/205
Matching spectral properties
Official title: {Matching spectral properties}
G07D7/205 (Matching spectral properties) appears on 123 US grants and 144 published applications in this corpus.
Search patents in G07D- Granted patents
- 123
- Published applications
- 144
- Assignees
- 94
- Inventors
- 302
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 5 |
| 2007 | 2 | 0 |
| 2008 | 2 | 3 |
| 2009 | 2 | 0 |
| 2010 | 1 | 5 |
| 2011 | 2 | 4 |
| 2012 | 6 | 4 |
| 2013 | 6 | 5 |
| 2014 | 4 | 5 |
| 2015 | 5 | 4 |
| 2016 | 3 | 3 |
| 2017 | 2 | 13 |
| 2018 | 7 | 17 |
| 2019 | 16 | 20 |
| 2020 | 9 | 16 |
| 2021 | 17 | 10 |
| 2022 | 9 | 4 |
| 2023 | 7 | 9 |
| 2024 | 2 | 6 |
| 2025 | 11 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Security feature, printing ink, document of value, and manufacturing method10 Feb 2026US 12,545,794 B2Giesecke+Devrient Currency Technology GmbH
- Security feature and method for the detection thereof, and security or value document25 Nov 2025US 12,479,231 B2
- System and method for authenticating and classifying products using hyper-spectral imaging26 Aug 2025US 12,399,460 B2BottleVin, Inc.
- Valuable document having a substrate element and a foil element, and method for classifying a valuable document12 Aug 2025US 12,384,190 B2Giesecke+Devrient Currency Technology GmbH
- Method and device for testing a substrate with a luminescent substance12 Aug 2025US 12,387,546 B2Giesecke+Devrient Currency Technology GmbH
- Sheet recognition unit, sheet handling device, sheet recognition method, and non-transitory computer-readable storage medium6 Aug 2026US 2026/0229003 A1Glory Ltd.
- Phosphorescent authentication devices, systems, and methods1 Jan 2026US 2026/0004311 A1Spectra Systems Corporation
- Security feature, printing ink, document of value, and manufacturing method16 Jan 2025US 2025/0018739 A1Giesecke+Devrient Currency Technology GmbH
- Security document including a transparent window formed in the substrate thereof19 Dec 2024US 2024/0416672 A1Koenig & Bauer Aktiengesellschaft
- Procedure for determining the authenticity of an object3 Oct 2024US 2024/0331480 A1Leuchtstoffwerk Breitungen GmbH
Most cited
By later US patents
- Color scanhead and currency handling system employing the same180US 6,256,407 B1Cummins-Allison Corp. · 2001
- Verification device for currency containing an embedded security thread101US 5,468,971 A1995
- Method and apparatus for currency discrimination101US 7,248,731 B2Cummins-Allison Corp. · 2007
- Method and apparatus for currency discrimination86US 7,590,274 B2Cummins-Allison Corp. · 2009
- Security, identification and verification systems83US 7,353,994 B22008