G11C 29/74
Using duplex memories, i.e. using dual copies
Official title: {using duplex memories, i.e. using dual copies}
G11C29/74 (Using duplex memories, i.e. using dual copies) appears on 502 US grants and 274 published applications in this corpus.
Search patents in G11C- Granted patents
- 502
- Published applications
- 274
- Assignees
- 177
- Inventors
- 949
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 16 | 0 |
| 1993 | 13 | 0 |
| 1994 | 17 | 0 |
| 1995 | 25 | 0 |
| 1996 | 41 | 0 |
| 1997 | 26 | 0 |
| 1998 | 23 | 0 |
| 1999 | 22 | 0 |
| 2000 | 15 | 0 |
| 2001 | 16 | 4 |
| 2002 | 6 | 4 |
| 2003 | 9 | 5 |
| 2004 | 4 | 4 |
| 2005 | 5 | 6 |
| 2006 | 4 | 5 |
| 2007 | 7 | 6 |
| 2008 | 7 | 10 |
| 2009 | 7 | 10 |
| 2010 | 4 | 10 |
| 2011 | 4 | 4 |
| 2012 | 11 | 5 |
| 2013 | 5 | 7 |
| 2014 | 5 | 3 |
| 2015 | 10 | 9 |
| 2016 | 9 | 7 |
| 2017 | 7 | 18 |
| 2018 | 17 | 18 |
| 2019 | 18 | 22 |
| 2020 | 19 | 28 |
| 2021 | 28 | 22 |
| 2022 | 21 | 30 |
| 2023 | 22 | 12 |
| 2024 | 16 | 12 |
| 2025 | 10 | 8 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Repairing defective columns of compute-in-memory and near-memory computing devices19 May 2026US 12,633,370 B2Macronix International Co., Ltd.
- Runtime sparing for uncorrectable errors based on fault-aware analysis14 Apr 2026US 12,602,299 B2Intel Corporation
- Reading voltage management method and storage device7 Apr 2026US 12,597,474 B2Hosin Global Electronics Co., LTD
- Memory systems and operation methods thereof, memory controllers and memories4 Nov 2025US 12,461,687 B2Yangtze Memory Technologies Co., Ltd.
- Systems and methods for monitoring and managing memory devices7 Oct 2025US 12,437,828 B2Everspin Technologies, Inc.
- Memory device stack availability7 May 2026US 2026/0127074 A1Rambus Inc.
- Memory systems and operation methods thereof, memory controllers and memories5 Feb 2026US 2026/0037188 A1Yangtze Memory Technologies Co., Ltd.
- Padding memory by programming user data in parallel5 Feb 2026US 2026/0037421 A1Micron Technology, Inc.
- Systems and methods for monitoring and managing memory devices1 Jan 2026US 2026/0004867 A1Everspin Technologies, Inc.
- Repairing defective columns of compute-in-memory and near-memory computing devices1 Jan 2026US 2026/0004870 A1Macronix International Co., Ltd.
Most cited
By later US patents
- Memory back-up system734US 4,654,819 ASequoia Systems, Inc. · 1987
- Fault tolerant NFS server system and mirroring protocol396US 5,513,314 AAuspex Systems, Inc. · 1996
- Automated concurrent data backup system380US 5,212,784 ADelphi Data, a Division of Sparks Industries, Inc. · 1993
- Data storage system for providing redundant copies of data on different disk drives373US 5,155,845 AStorage Technology Corporation · 1992
- Data backup copying with delayed directory updating and reduced numbers of DASD accesses at a back up site using a log structured array data storage328US 5,555,371 AInternational Business Machines Corporation · 1996