G09C
Ciphering or deciphering apparatus for cryptographic or other purposes involving the need
Official title: Ciphering or deciphering apparatus for cryptographic or other purposes involving the need for secrecy
G09C (Ciphering or deciphering apparatus for cryptographic or other purposes involving the need) appears on 2,856 US grants and 3,349 published applications in this corpus.
Search patents in G09C- Granted patents
- 2,856
- Published applications
- 3,349
- Assignees
- 1,093
- Inventors
- 5,000
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 9 | 0 |
| 1980 | 7 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 2 |
| 2002 | 0 | 14 |
| 2003 | 8 | 14 |
| 2004 | 8 | 18 |
| 2005 | 6 | 26 |
| 2006 | 16 | 37 |
| 2007 | 11 | 33 |
| 2008 | 15 | 43 |
| 2009 | 16 | 49 |
| 2010 | 39 | 60 |
| 2011 | 35 | 53 |
| 2012 | 45 | 69 |
| 2013 | 72 | 103 |
| 2014 | 98 | 147 |
| 2015 | 120 | 245 |
| 2016 | 181 | 286 |
| 2017 | 200 | 314 |
| 2018 | 230 | 347 |
| 2019 | 308 | 285 |
| 2020 | 283 | 239 |
| 2021 | 232 | 226 |
| 2022 | 233 | 218 |
| 2023 | 179 | 188 |
| 2024 | 200 | 169 |
| 2025 | 153 | 126 |
| 2026 | 78 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
Recent patents
- Technologies for trusted I/O with a channel identifier filter and processor-based cryptographic engine15 Sep 2026US 12,737,480 B2Intel Corporation
- Homomorphic cyclic operation system, homomorphic cyclic operation apparatus, homomorphic cyclic operation method, and homomorphic cyclic operation program1 Sep 2026US 12,726,328 B2NEC Corporation
- Anti-leak digital document marking system and method using distributed ledger25 Aug 2026US 12,718,311 B1Equity Shift, Inc.
- Secure computation apparatus, secure computation method, and program25 Aug 2026US 12,719,665 B2NTT, Inc.
- Systems and methods for reliable authentication of jewelry and/or gemstones18 Aug 2026US 12,710,373 B2
- Hardware-entangled key generation27 Aug 2026US 2026/0254626 A1Telefonaktiebolaget LM Ericsson (publ)
- Table generation apparatus, table generation method and program20 Aug 2026US 2026/0245482 A1Nippon Telegraph and Telephone Corporation
- Data management system and information processing method using concealed data20 Aug 2026US 2026/0246619 A1Hitachi, Ltd.
- Device and a method for performing a cryptographic algorithm13 Aug 2026US 2026/0236565 A1
- Blockchain Powered Art Authentication13 Aug 2026US 2026/0236944 A1Outlander Capital LLC
Most cited
By later US patents
- Intelligent automated assistant for TV user interactions537US 9,338,493 B2Apple Inc. · 2016
- Cryptographic co-processor323US 6,704,871 B1SafeNet, Inc. · 2004
- Abstraction layer for default encryption with orthogonal encryption logic session object; and automated authentication, with a method for online litigation264US 9,141,823 B2Veridicom, SA De Cv · 2015
- Rubbing encryption algorithm and security attack safe OTP token259US 8,799,668 B22014
- Method and system for secure peer-to-peer mobile communications257US 9,674,705 B22017