G11C 29/52
Protection of memory contents
Official title: Protection of memory contents; Detection of errors in memory contents
G11C29/52 (Protection of memory contents) appears on 4,397 US grants and 4,667 published applications in this corpus.
Search patents in G11C- Granted patents
- 4,397
- Published applications
- 4,667
- Assignees
- 499
- Inventors
- 5,192
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 20 | 0 |
| 1998 | 21 | 0 |
| 1999 | 21 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 5 |
| 2002 | 9 | 9 |
| 2003 | 10 | 14 |
| 2004 | 10 | 16 |
| 2005 | 7 | 16 |
| 2006 | 9 | 26 |
| 2007 | 15 | 36 |
| 2008 | 23 | 26 |
| 2009 | 24 | 28 |
| 2010 | 29 | 46 |
| 2011 | 33 | 46 |
| 2012 | 55 | 61 |
| 2013 | 63 | 77 |
| 2014 | 96 | 129 |
| 2015 | 138 | 249 |
| 2016 | 226 | 344 |
| 2017 | 334 | 424 |
| 2018 | 360 | 394 |
| 2019 | 455 | 518 |
| 2020 | 560 | 532 |
| 2021 | 454 | 308 |
| 2022 | 315 | 285 |
| 2023 | 319 | 286 |
| 2024 | 309 | 333 |
| 2025 | 260 | 268 |
| 2026 | 150 | 191 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Non-volatile memory switch with host isolation6 Oct 2026US 12,754,788 B2Marvell Asia Pte Ltd
- Enhanced read retry (ERR) for data recovery in flash memory6 Oct 2026US 12,755,797 B2SanDisk Technologies LLC
- Method of controlling a semiconductor memory including memory cells and a word line6 Oct 2026US 12,755,800 B2Kioxia Corporation
- Memory block programming using defectivity information6 Oct 2026US 12,755,807 B2Micron Technology, Inc.
- Block family error avoidance bin scans after memory device power-on6 Oct 2026US 12,755,808 B2Micron Technology, Inc.
- Integrated circuit and method of operating same8 Oct 2026US 2026/0311793 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Semiconductor system performing training operation1 Oct 2026US 2026/0301786 A1SK hynix Inc.
- Memory system1 Oct 2026US 2026/0301801 A1Kioxia Corporation
- Adaptive media scan for arc bias management1 Oct 2026US 2026/0301843 A1Micron Technology, Inc.
- Non-volatile memory with integrated artificial intelligence and updating model1 Oct 2026US 2026/0301844 A1SanDisk Technologies LLC
Most cited
By later US patents
- Memory management system and method627US 8,200,887 B2Violin Memory, Inc. · 2012
- Flash eeprom system602US 5,297,148 ASunDisk Corporation · 1994
- Memory system with multiple striping of raid groups and method for performing the same595US 9,632,870 B2Violin Memory, Inc. · 2017
- Memory management system and method590US 9,189,334 B2Violin Memory, Inc. · 2015
- Memory management system and method586US 9,081,713 B1Violin Memory, Inc. · 2015