- All sections
- H - Electricity
- H10D - Inorganic electric semiconductor devices
- H10D 30/69 - IGFETs having charge trapping gate insulators, e.g. MNOS transistors
Patent holdings for IPC class H10D 30/69
Total number of patents in this class: 380
10-year publication summary
|
0
|
0
|
0
|
1
|
2
|
5
|
44
|
84
|
75
|
161
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 44095 |
163 |
| Samsung Electronics Co., Ltd. | 148077 |
34 |
| Kioxia Corporation | 10441 |
20 |
| Micron Technology, Inc. | 26279 |
19 |
| Intel Corporation | 46921 |
17 |
| United Microelectronics Corp. | 4264 |
10 |
| International Business Machines Corporation | 61616 |
8 |
| Monolithic 3D Inc. | 312 |
8 |
| IMEC VZW | 1669 |
6 |
| Yangtze Memory Technologies Co., Ltd. | 2792 |
5 |
| Semiconductor Energy Laboratory Co., Ltd. | 11487 |
4 |
| SK Hynix Inc. | 11536 |
4 |
| STMicroelectronics, Inc. | 301 |
4 |
| Sony Group Corporation | 14321 |
4 |
| Applied Materials, Inc. | 19005 |
3 |
| Sandisk Technologies Inc. | 4885 |
3 |
| National Taiwan University | 1246 |
3 |
| GLOBALFOUNDRIES U.S. Inc. | 6409 |
3 |
| Changxin Memory Technologies, Inc. | 4929 |
3 |
| Lodestar Licensing Group LLC | 1068 |
3 |
| Other owners | 56 |