H04L 9/304
Based on error correction codes
Official title: {based on error correction codes, e.g. McEliece}
H04L9/304 (Based on error correction codes) appears on 207 US grants and 252 published applications in this corpus.
Search patents in H04L- Granted patents
- 207
- Published applications
- 252
- Assignees
- 134
- Inventors
- 429
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 7 |
| 2003 | 0 | 8 |
| 2004 | 2 | 11 |
| 2005 | 6 | 19 |
| 2006 | 9 | 21 |
| 2007 | 5 | 11 |
| 2008 | 3 | 4 |
| 2009 | 10 | 7 |
| 2010 | 17 | 6 |
| 2011 | 5 | 5 |
| 2012 | 8 | 8 |
| 2013 | 6 | 5 |
| 2014 | 11 | 5 |
| 2015 | 7 | 10 |
| 2016 | 9 | 9 |
| 2017 | 12 | 17 |
| 2018 | 12 | 13 |
| 2019 | 14 | 8 |
| 2020 | 12 | 20 |
| 2021 | 12 | 11 |
| 2022 | 9 | 7 |
| 2023 | 11 | 9 |
| 2024 | 5 | 8 |
| 2025 | 7 | 8 |
| 2026 | 5 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Memory management with implicit identification of cryptographic keys using error correction data15 Sep 2026US 12,739,118 B2Rambus Inc.
- Subscription concealed identifier (SUCI) supporting post-quantum cryptography25 Aug 2026US 12,719,677 B2Adeia Emerging Technologies Inc.
- Scalar masking countermeasure23 Jun 2026US 12,664,259 B2Microsoft Technology Licensing, LLC
- Error detection for encryption or decryption keys3 Mar 2026US 12,566,651 B2STMicroelectronics International N. V.
- Method and device for multi-key homomorphic encryption17 Feb 2026US 12,556,363 B2Industry-Academic Cooperation Foundation, Chosun University
- Method and system for facilitating post quantum secure primary authentication of a subscriber13 Aug 2026US 2026/0239002 A1Samsung Electronics Co., Ltd.
- Protection of polynomial cryptographic operations against side-channel attacks with change-of-variable transformations28 May 2026US 2026/0149559 A1Cryptography Research, Inc.
- Subscription Concealed Identifier (SUCI) Supporting Post-Quantum Cryptography28 May 2026US 2026/0149585 A1
- White-box cryptographic keys14 May 2026US 2026/0135706 A1Banks and Acquirers International Holding
- Secure digital detective system with self destruction capability30 Apr 2026US 2026/0120218 A1WestGate Data Science LLC
Most cited
By later US patents
- Scheme for information dispersal and reconstruction1,530US 5,485,474 APresident and Fellows of Harvard College · 1996
- Pseudorandom number generation and cryptographic authentication456US 5,363,448 AUnited Technologies Automotive, Inc. · 1994
- Robust visual passwords325US 7,219,368 B2RSA Security Inc. · 2007
- Multi-factor biometric authenticating device and method281US 6,363,485 B1Entrust Technologies Limited · 2002
- Order invariant fuzzy commitment system254US 7,602,904 B2RSA Security Inc. · 2009