G11C 11/4078
Safety or protection circuits
Official title: Safety or protection circuits, e.g. for preventing inadvertent or unauthorised reading or writing; Status cells; Test cells (protection of memory contents during checking or testing G11C29/52)
G11C11/4078 (Safety or protection circuits) appears on 366 US grants and 421 published applications in this corpus.
Search patents in G11C- Granted patents
- 366
- Published applications
- 421
- Assignees
- 90
- Inventors
- 598
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 3 |
| 2002 | 4 | 4 |
| 2003 | 4 | 10 |
| 2004 | 5 | 2 |
| 2005 | 5 | 3 |
| 2006 | 2 | 10 |
| 2007 | 4 | 6 |
| 2008 | 8 | 3 |
| 2009 | 4 | 3 |
| 2010 | 6 | 3 |
| 2011 | 3 | 2 |
| 2012 | 2 | 2 |
| 2013 | 4 | 6 |
| 2014 | 4 | 9 |
| 2015 | 7 | 6 |
| 2016 | 6 | 9 |
| 2017 | 16 | 11 |
| 2018 | 8 | 17 |
| 2019 | 12 | 11 |
| 2020 | 22 | 23 |
| 2021 | 22 | 30 |
| 2022 | 29 | 48 |
| 2023 | 38 | 68 |
| 2024 | 37 | 54 |
| 2025 | 65 | 49 |
| 2026 | 37 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Semiconductor device with commands delayed using a delay line22 Sep 2026US 12,744,075 B2Micron Technology, Inc.
- Memory device for self-searching for boundary word line, method for operating memory device, and memory system including memory device15 Sep 2026US 12,738,311 B2SK hynix Inc.
- Memory device having unity buffers with output current limiters1 Sep 2026US 12,725,650 B2Micron Technology, Inc.
- Semiconductor memory device and memory system including the same4 Aug 2026US 12,700,445 B2Samsung Electronics Co., Ltd.
- Memory devices, memory systems having the same and operating methods thereof28 Jul 2026US 12,694,920 B2Samsung Electronics Co., Ltd.
- Detection and mitigation of attacks on row hammer mitigation circuits8 Oct 2026US 2026/0311739 A1Micron Technology, Inc.
- Semiconductor device with cmos logic circuits that operate on plural power voltages3 Sep 2026US 2026/0262285 A1Micron Technology, Inc.
- Power management integrated circuit and memory module includng the same13 Aug 2026US 2026/0237410 A1Samsung Electronics Co., Ltd.
- Reporting a Notification-Type Event13 Aug 2026US 2026/0237421 A1Micron Technology, Inc.
- Apparatus including circuit usage detection mechanism and methods of manufacturing the same13 Aug 2026US 2026/0237451 A1Micron Technology, Inc.
Most cited
By later US patents
- Row hammer monitoring based on stored row hammer threshold value149US 9,032,141 B22015
- Row hammer monitoring based on stored row hammer threshold value110US 9,384,821 B2Intel Corporation · 2016
- Timing calibration apparatus and method for a memory device signaling system100US 6,920,540 B2Rambus Inc. · 2005
- Row hammer monitoring based on stored row hammer threshold value85US 10,083,737 B2Intel Corporation · 2018
- Refresh control circuit for target refresh operation of semiconductor memory device, and operating method thereof79US 9,953,696 B2SK hynix Inc. · 2018