G06F 21/72
In cryptographic circuits
Official title: in cryptographic circuits
G06F21/72 (In cryptographic circuits) appears on 2,511 US grants and 2,770 published applications in this corpus.
Search patents in G06F- Granted patents
- 2,511
- Published applications
- 2,770
- Assignees
- 824
- Inventors
- 4,721
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 12 | 0 |
| 1999 | 14 | 0 |
| 2000 | 13 | 0 |
| 2001 | 23 | 17 |
| 2002 | 12 | 34 |
| 2003 | 13 | 43 |
| 2004 | 25 | 59 |
| 2005 | 17 | 68 |
| 2006 | 26 | 69 |
| 2007 | 35 | 82 |
| 2008 | 42 | 108 |
| 2009 | 57 | 96 |
| 2010 | 57 | 74 |
| 2011 | 72 | 90 |
| 2012 | 87 | 78 |
| 2013 | 112 | 89 |
| 2014 | 139 | 146 |
| 2015 | 128 | 127 |
| 2016 | 134 | 130 |
| 2017 | 133 | 142 |
| 2018 | 126 | 159 |
| 2019 | 162 | 185 |
| 2020 | 151 | 181 |
| 2021 | 155 | 176 |
| 2022 | 178 | 169 |
| 2023 | 165 | 140 |
| 2024 | 149 | 131 |
| 2025 | 128 | 99 |
| 2026 | 92 | 78 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Secret multiple repetition calculation apparatus, method and program6 Oct 2026US 12,755,058 B2NTT, Inc.
- Protection of a circuit design within a design container6 Oct 2026US 12,755,059 B2Xilinx, Inc.
- Physical unclonable function device and method29 Sep 2026US 12,748,896 B2STMicroelectronics (Rousset) SAS
- Access control system and a data storage device15 Sep 2026US 12,737,504 B2SanDisk Technologies LLC
- Personalization of a secure element8 Sep 2026US 12,730,894 B2Giesecke+Devrient Mobile Security Germany GmbH
- Cryptoagile Network Management8 Oct 2026US 2026/0310830 A1Siemens Aktiengesellschaft
- Semiconductor device1 Oct 2026US 2026/0299982 A1Renesas Electronics Corporation
- Import of encrypted keys to a secure multi-party computation system1 Oct 2026US 2026/0303322 A1Coinbase, Inc.
- De-Sequencing Encoded Data Slices via a Storage Network24 Sep 2026US 2026/0288583 A1Everpure, Inc.
- A device for secure storage of data17 Sep 2026US 2026/0278180 A1
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
- System for controlling access and distribution of digital property1,018US 5,933,498 AMRJ, Inc. · 1999
- System for controlling access and distribution of digital property681US 6,314,409 B1Veridian Information Solutions, Inc. · 2001
- Roving software license for a hardware agent593US 5,473,692 AIntel Corporation · 1995
- Crypto microprocessor for executing enciphered programs529US 4,278,837 A1981