G11C 2211/5617
Multilevel rom cell programmed by source, drain or gate contacting
Official title: Multilevel ROM cell programmed by source, drain or gate contacting
G11C2211/5617 (Multilevel rom cell programmed by source, drain or gate contacting) appears on 12 US grants and 4 published applications in this corpus.
Search patents in G11C- Granted patents
- 12
- Published applications
- 4
- Assignees
- 10
- Inventors
- 22
- Latest grant
- 9 Feb 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Multibit ROM memory9 Feb 2010US 7,660,143 B2Dolphin Integration
- Multibit memory point memory21 Oct 2003US 6,636,434 B2Dolphin Integration
- Ultra-late programming ROM and method of manufacture24 Dec 2002US 6,498,066 B2Motorola, Inc.
- Ultra-late programming ROM and method of manufacture12 Mar 2002US 6,355,550 B1Motorola, Inc.
- Read only memory integrated semiconductor device16 Oct 2001US 6,304,480 B1STMicroelectronics S.r.l.
- Semiconductor memory device2 Mar 2023US 2023/0067860 A1SK hynix Inc.
- Multibit rom memory16 Oct 2008US 2008/0253162 A1Dolphin Integration
- Multibit memory point memory8 May 2003US 2003/0086305 A1Dolphin Integration
- Ultra-late programming ROM and method of manufacture11 Apr 2002US 2002/0042182 A1Motorola, Inc.
Most cited
By later US patents
- Read only memory for storing multi-data67US 5,394,355 AMitsubishi Denki Kabushiki Kaisha · 1995
- Read-only-memory (ROM) having a memory cell that stores a plurality of bits of information34US 6,002,607 ANational Semiconductor Corporation · 1999
- Read only memory for storing multi-data16US 5,289,406 AMitsubishi Denki Kabushiki Kaisha · 1994
- Multivalued mask read-only memory11US 6,243,284 B1NEC Corporation · 2001
- High-density read-only memory10US 5,598,365 ALucent Technologies Inc. · 1997