G06F 21/608
Secure printing
Official title: {Secure printing}
G06F21/608 (Secure printing) appears on 1,949 US grants and 2,523 published applications in this corpus.
Search patents in G06F- Granted patents
- 1,949
- Published applications
- 2,523
- Assignees
- 309
- Inventors
- 3,194
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 8 |
| 2002 | 5 | 30 |
| 2003 | 9 | 68 |
| 2004 | 8 | 62 |
| 2005 | 22 | 108 |
| 2006 | 36 | 127 |
| 2007 | 38 | 160 |
| 2008 | 38 | 178 |
| 2009 | 52 | 163 |
| 2010 | 83 | 138 |
| 2011 | 116 | 115 |
| 2012 | 176 | 102 |
| 2013 | 168 | 114 |
| 2014 | 160 | 96 |
| 2015 | 127 | 115 |
| 2016 | 97 | 79 |
| 2017 | 84 | 90 |
| 2018 | 88 | 131 |
| 2019 | 106 | 112 |
| 2020 | 107 | 118 |
| 2021 | 93 | 115 |
| 2022 | 110 | 96 |
| 2023 | 77 | 93 |
| 2024 | 59 | 40 |
| 2025 | 43 | 44 |
| 2026 | 19 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Authentication using credientials cached at multi-function device29 Sep 2026US 12,748,868 B2Konica Minolta Business Solutions U.S.A., Inc.
- Image forming apparatus and control method25 Aug 2026US 12,717,918 B2Sharp Kabushiki Kaisha
- Key distribution for a physical unclonable encryption system11 Aug 2026US 12,706,894 B2BASF SE
- System and method for modifying a card issuance file14 Jul 2026US 12,682,195 B2The Toronto-Dominion Bank
- Method and system for decommissioning cloud-connected printers7 Jul 2026US 12,675,558 B2Zebra Technologies Corporation
- System and method for privacy-preserving printer source identification of qr code labels24 Sep 2026US 2026/0288985 A1Lingnan University
- Information processing apparatus, authentication system, and information processing method17 Sep 2026US 2026/0278048 A1Ricoh Company, Ltd.
- Printer, proxy management apparatus, and authentication information management system3 Sep 2026US 2026/0260003 A1Etria Co., Ltd.
- Digital signature27 Aug 2026US 2026/0252738 A1Hewlett-Packard Development Company, L. P.
- Device and method for preparing a transport of a document of value, device and method for checking the authenticity of an invalidated document of value, system and method for destroying a document of value13 Aug 2026US 2026/0236614 A1Giesecke+Devrient Currency Technology GmbH
Most cited
By later US patents
- Systems and methods for secure transaction management and electronic rights protection3,563US 5,892,900 AIntertrust Technologies Corporation · 1999
- Linking of computers based on optical sensing of digital data942US 6,311,214 B1Digimarc Corporation · 2001
- Apparatus and method for preventing disclosure through user-authentication at a printing node401US 5,633,932 AIntel Corporation · 1997
- Linking of computers based on steganographically embedded digital data346US 6,542,927 B2Digimarc Corporation · 2003
- Automatic authentication method and system in print process307US 7,313,699 B2Canon Kabushiki Kaisha · 2007