G11C 16/0491
Virtual ground arrays
Official title: {Virtual ground arrays}
G11C16/0491 (Virtual ground arrays) appears on 585 US grants and 395 published applications in this corpus.
Search patents in G11C- Granted patents
- 585
- Published applications
- 395
- Assignees
- 137
- Inventors
- 632
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 15 | 0 |
| 1995 | 20 | 0 |
| 1996 | 17 | 0 |
| 1997 | 16 | 0 |
| 1998 | 25 | 0 |
| 1999 | 16 | 0 |
| 2000 | 16 | 0 |
| 2001 | 20 | 6 |
| 2002 | 20 | 24 |
| 2003 | 35 | 45 |
| 2004 | 48 | 39 |
| 2005 | 34 | 37 |
| 2006 | 35 | 53 |
| 2007 | 39 | 39 |
| 2008 | 45 | 33 |
| 2009 | 31 | 30 |
| 2010 | 24 | 13 |
| 2011 | 22 | 8 |
| 2012 | 12 | 9 |
| 2013 | 7 | 6 |
| 2014 | 8 | 2 |
| 2015 | 3 | 3 |
| 2016 | 2 | 1 |
| 2017 | 2 | 3 |
| 2018 | 7 | 4 |
| 2019 | 4 | 6 |
| 2020 | 4 | 6 |
| 2021 | 4 | 6 |
| 2022 | 8 | 3 |
| 2023 | 2 | 4 |
| 2024 | 5 | 7 |
| 2025 | 4 | 6 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low-power programmable erasable nonvolatile memory6 Oct 2026US 12,755,787 B2Yield Microelectronics Corp.
- Nonvolatile memory device, storage device including the same, and method of testing nonvolatile memory device7 Apr 2026US 12,597,469 B2Samsung Electronics Co., Ltd.
- Three-dimensional vertical nor flash thin film transistor strings27 Jan 2026US 12,537,057 B2Sunrise Memory Corporation
- 3D virtual ground memory and manufacturing methods for same21 Oct 2025US 12,451,423 B2Macronix International Co., Ltd.
- Using embedded switches for reducing capacitive loading on a memory system15 Jul 2025US 12,361,981 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Nonvolatile memory device for minimizing common source line bouncing and operating method thereof2 Jul 2026US 2026/0188386 A1SK hynix Inc.
- Low-power programmable erasable nonvolatile memory30 Apr 2026US 2026/0120769 A1Yield Microelectronics Corp.
- Using embedded switches for reducing capacitive loading on a memory system16 Oct 2025US 2025/0322854 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Apparatus and methods for reducing number of layout tracks for sense amplifiers28 Aug 2025US 2025/0275146 A1Western Digital Technologies, Inc.
- Multi-gate nor flash thin-film transistor strings arranged in stacked horizontal active strips with vertical control gates17 Jul 2025US 2025/0232822 A1Sunrise Memory Corporation
Most cited
By later US patents
- Segmented column memory array801US 5,315,541 ASunDisk Corporation · 1994
- Circuit for accurate memory read operations470US 6,731,542 B1Advanced Micro Devices, Inc. · 2004
- Programming method to reduce gate coupling interference for non-volatile memory460US 7,400,532 B2Micron Technology, Inc. · 2008
- Selection circuit for accurate memory read operations427US 6,768,679 B1Advanced Micro Devices, Inc. · 2004
- Nonvolatile semiconductor memory device capable of uniformly inputting/outputting data419US 7,173,857 B2Renesas Technology Corp. · 2007