H10B 20/27
Rom only
Official title: {ROM only}
H10B20/27 (Rom only) appears on 876 US grants and 588 published applications in this corpus.
Search patents in H10B- Granted patents
- 876
- Published applications
- 588
- Assignees
- 218
- Inventors
- 1,090
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 8 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 15 | 0 |
| 1995 | 19 | 0 |
| 1996 | 27 | 0 |
| 1997 | 37 | 0 |
| 1998 | 38 | 0 |
| 1999 | 50 | 0 |
| 2000 | 39 | 0 |
| 2001 | 47 | 13 |
| 2002 | 33 | 34 |
| 2003 | 34 | 44 |
| 2004 | 51 | 44 |
| 2005 | 33 | 32 |
| 2006 | 23 | 20 |
| 2007 | 20 | 19 |
| 2008 | 12 | 19 |
| 2009 | 10 | 14 |
| 2010 | 19 | 8 |
| 2011 | 9 | 11 |
| 2012 | 7 | 9 |
| 2013 | 14 | 16 |
| 2014 | 14 | 13 |
| 2015 | 12 | 16 |
| 2016 | 24 | 22 |
| 2017 | 24 | 36 |
| 2018 | 39 | 28 |
| 2019 | 28 | 29 |
| 2020 | 22 | 32 |
| 2021 | 27 | 19 |
| 2022 | 13 | 23 |
| 2023 | 20 | 19 |
| 2024 | 16 | 20 |
| 2025 | 22 | 29 |
| 2026 | 9 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Read-only memory device and method1 Sep 2026US 12,727,158 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Power device with low gate charge and low figure of merit18 Aug 2026US 12,713,646 B2Infineon Technologies Americas Corp.
- Encoded read-only memory and decoder19 May 2026US 12,633,363 B2QUALCOMM Incorporated
- Semiconductor device and method of manufacturing the semiconductor device5 May 2026US 12,621,988 B2SK hynix Inc.
- Multi-stack bitcell architecture7 Apr 2026US 12,598,741 B2Arm Limited
- Integrated circuit with hard-coded ic-specific code, device and method8 Oct 2026US 2026/0313887 A1Sandgrain B.V.
- Memory device operating method8 Oct 2026US 2026/0313888 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Semiconductor device and method of manufacturing the semiconductor device10 Sep 2026US 2026/0271281 A1SK hynix Inc.
- Read-only memory array for reducing the layout areas of capacitors and read-only memory thereof20 Aug 2026US 2026/0245598 A1Yield Microelectronics Corp.
- Memory devices and methods of manufacturing thereof13 Aug 2026US 2026/0237447 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Memory cell arrangement with vertical MOS transistors and the production process thereof532US 6,180,979 B2Siemens Aktiengesellschaft · 2001
- TFT mask ROM and method for making same312US 6,841,813 B2Matrix Semiconductor, Inc. · 2005
- Semiconductor device and method for manufacturing the same261US 9,419,018 B2Semiconductor Energy Laboratory Co.Ltd. · 2016
- Methods of fabricating a three-dimensional non-volatile memory device207US 9,230,973 B2SanDisk Technologies LLC · 2016
- Process for producing two bit ROM cell utilizing angled implant187US 6,030,871 ASaifun Semiconductors Ltd. · 2000