G06F 2212/2228
Battery-backed ram
Official title: Battery-backed RAM
G06F2212/2228 (Battery-backed ram) appears on 33 US grants and 32 published applications in this corpus.
Search patents in G06F- Granted patents
- 33
- Published applications
- 32
- Assignees
- 25
- Inventors
- 103
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 4 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 6 |
| 2011 | 3 | 3 |
| 2012 | 4 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 5 | 4 |
| 2017 | 3 | 1 |
| 2018 | 2 | 1 |
| 2019 | 3 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Data replication in a storage system21 Nov 2023US 11,822,807 B2Pure Storage, Inc.
- Storage device and operating method of storage device12 Apr 2022US 11,301,331 B2Samsung Electronics Co., Ltd.
- Replication across partitioning schemes in a distributed storage system22 Mar 2022US 11,281,394 B2Pure Storage, Inc.
- Data preservation using memory aperture flush order7 Sep 2021US 11,113,188 B2Microsoft Technology Licensing, LLC
- Utilizing a flash memory drive which includes single-level cell flash memory and multi-level cell flash memory1 Dec 2020US 10,854,290 B1EMC IP Holding Company LLC
- Data replication in a storage system26 May 2022US 2022/0164109 A1Pure Storage, Inc.
- Data preservation using memory aperture flush order25 Feb 2021US 2021/0056016 A1Microsoft Technology Licensing, LLC
- Replication across partitioning schemes in a distributed storage system24 Dec 2020US 2020/0401316 A1Pure Storage, Inc.
- Storage device and operating method of storage device26 Mar 2020US 2020/0097367 A1Samsung Electronics Co., Ltd.
- Mass storage cache in non volatile level of multi-level system memory5 Apr 2018US 2018/0095884 A1Intel Corporation
Most cited
By later US patents
- NVRAM caching and logging in a storage system371US 8,898,388 B1NetApp, Inc. · 2014
- Method of operating a cache memory including determining desirability of cache ahead or cache behind based on a number of available I/O operations273US 5,325,509 AZitel Corporation · 1994
- Semiconductor memory172US 5,359,569 AHitachi, Ltd. · 1994
- Semiconductor memory121US 5,515,333 AHitachi, Ltd. · 1996
- Method of operating a cache system including determining an elapsed time or amount of data written to cache prior to writing to main storage92US 5,353,430 AZitel Corporation · 1994