- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 27/115 - Electrically programmable read-only memories; Multistep manufacturing processes therefor
Patent holdings for IPC class H01L 27/115
Total number of patents in this class: 4569
10-year publication summary
|
1019
|
501
|
220
|
154
|
160
|
114
|
51
|
26
|
7
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 147501 |
509 |
| Kioxia Corporation | 10387 |
422 |
| Micron Technology, Inc. | 26183 |
393 |
| Sandisk Technologies Inc. | 4828 |
312 |
| SK Hynix Inc. | 11469 |
279 |
| Semiconductor Energy Laboratory Co., Ltd. | 11475 |
223 |
| Macronix International Co., Ltd. | 2551 |
213 |
| Sandisk Technologies LLC | 1456 |
149 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43258 |
102 |
| Renesas Electronics Corporation | 5987 |
85 |
| Intel Corporation | 47143 |
75 |
| Silicon Storage Technology, Inc. | 697 |
67 |
| Yangtze Memory Technologies Co., Ltd. | 2722 |
60 |
| Hewlett-Packard Development Company, L.P. | 25813 |
57 |
| Mimirip LLC | 1432 |
45 |
| Applied Materials, Inc. | 18861 |
44 |
| Spansion LLC | 269 |
44 |
| Tokyo Electron Limited | 12877 |
39 |
| United Microelectronics Corp. | 4244 |
39 |
| Infineon Technologies LLC | 531 |
38 |
| Other owners | 1374 |