- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 27/11573 - Electrically programmable read-only memories; Multistep manufacturing processes therefor with charge-trapping gate insulators, e.g. MNOS or NROM characterised by the peripheral circuit region
Patent holdings for IPC class H01L 27/11573
Total number of patents in this class: 1805
10-year publication summary
|
89
|
209
|
211
|
320
|
395
|
339
|
168
|
138
|
13
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 146346 |
423 |
| Kioxia Corporation | 10293 |
217 |
| Sandisk Technologies Inc. | 4809 |
184 |
| Micron Technology, Inc. | 26238 |
167 |
| Yangtze Memory Technologies Co., Ltd. | 2641 |
159 |
| SK Hynix Inc. | 11368 |
135 |
| Renesas Electronics Corporation | 6009 |
74 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42804 |
62 |
| Sandisk Technologies LLC | 1433 |
60 |
| Monolithic 3D Inc. | 308 |
50 |
| Longitude Flash Memory Solutions Ltd. | 274 |
27 |
| Macronix International Co., Ltd. | 2559 |
25 |
| United Microelectronics Corp. | 4229 |
20 |
| Sunrise Memory Corporation | 213 |
20 |
| Infineon Technologies LLC | 542 |
17 |
| Intel NDTM US LLC | 417 |
12 |
| Mimirip LLC | 1433 |
11 |
| Lodestar Licensing Group LLC | 1018 |
9 |
| Semiconductor Energy Laboratory Co., Ltd. | 11416 |
8 |
| International Business Machines Corporation | 61257 |
6 |
| Other owners | 119 |