G11C 16/22
Safety or protection circuits preventing unauthorised or accidental access to memory cells
G11C16/22 (Safety or protection circuits preventing unauthorised or accidental access to memory cells) appears on 1,324 US grants and 1,139 published applications in this corpus.
Search patents in G11C- Granted patents
- 1,324
- Published applications
- 1,139
- Assignees
- 369
- Inventors
- 2,029
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 21 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 12 | 0 |
| 1995 | 12 | 0 |
| 1996 | 16 | 0 |
| 1997 | 14 | 0 |
| 1998 | 15 | 0 |
| 1999 | 29 | 0 |
| 2000 | 27 | 0 |
| 2001 | 33 | 11 |
| 2002 | 30 | 33 |
| 2003 | 26 | 32 |
| 2004 | 38 | 49 |
| 2005 | 29 | 52 |
| 2006 | 50 | 52 |
| 2007 | 39 | 47 |
| 2008 | 43 | 34 |
| 2009 | 28 | 56 |
| 2010 | 37 | 35 |
| 2011 | 52 | 43 |
| 2012 | 35 | 33 |
| 2013 | 29 | 51 |
| 2014 | 48 | 45 |
| 2015 | 63 | 49 |
| 2016 | 58 | 33 |
| 2017 | 55 | 45 |
| 2018 | 36 | 46 |
| 2019 | 67 | 70 |
| 2020 | 69 | 77 |
| 2021 | 60 | 58 |
| 2022 | 58 | 57 |
| 2023 | 60 | 56 |
| 2024 | 43 | 33 |
| 2025 | 36 | 28 |
| 2026 | 16 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- NAND detect program completion (NDPC) with power off charge loss calibration in a memory sub-system25 Aug 2026US 12,718,898 B2Micron Technology, Inc.
- Performing select input/output requests while in protected memory states11 Aug 2026US 12,704,961 B2International Business Machines Corporation
- Selective management of erase operations in memory devices that enable suspend commands11 Aug 2026US 12,706,156 B2Micron Technology, Inc.
- Power loss protection and reset signal generation in memory systems14 Jul 2026US 12,682,959 B2Yangtze Memory Technologies Co., Ltd.
- Method for corrupting data stored in a memory, and corresponding integrated circuit26 May 2026US 12,640,208 B2STMicroelectronics International N. V.
- Managing program operations in memory systems30 Jul 2026US 2026/0221193 A1Yangtze Memory Technologies Co., Ltd.
- Semiconductor device and recording apparatus28 May 2026US 2026/0148785 A1Canon Kabushiki Kaisha
- Memory device and method of providing an address page of a register accessible to each client7 May 2026US 2026/0128103 A1SK hynix Inc.
- Memory performing reset operation and operating method thereof23 Apr 2026US 2026/0112418 A1SK hynix Inc.
- Nonvolatile memory device supporting gidl erase operation23 Apr 2026US 2026/0112430 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Document having an encoded data structure288US 7,234,645 B2Silverbrook Research Pty Ltd · 2007
- Semiconductor memory having both volatile and non-volatile functionality and method of operating232US 7,847,338 B22010
- Semiconductor memory having both volatile and non-volatile functionality and method of operating217US 8,159,878 B2Zeno Semiconductor, Inc. · 2012
- Semiconductor memory having both volatile and non-volatile functionality and method of operating215US 8,294,193 B2Zeno Semiconductor, Inc. · 2012
- Semiconductor memory having both volatile and non-volatile functionality and method of operating214US 8,059,459 B2Zeno Semiconductor, Inc. · 2011