- All sections
- H - Electricity
- H10B - Electronic memory devices
- H10B 41/30 - Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the memory core region
Patent holdings for IPC class H10B 41/30
Total number of patents in this class: 142
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
3
|
22
|
40
|
56
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
49 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
11 |
| United Microelectronics Corp. | 3921 |
11 |
| Winbond Electronics Corp. | 1173 |
11 |
| Kioxia Corporation | 9847 |
9 |
| Samsung Electronics Co., Ltd. | 131630 |
5 |
| International Business Machines Corporation | 60644 |
4 |
| SK Hynix Inc. | 11030 |
4 |
| Micron Technology, Inc. | 24960 |
3 |
| Silicon Storage Technology, Inc. | 678 |
3 |
| Zeno Semiconductor, Inc. | 236 |
3 |
| Yangtze Memory Technologies Co., Ltd. | 1940 |
3 |
| Toshiba Corporation | 12017 |
2 |
| Cypress Semiconductor Corporation | 1642 |
2 |
| Semiconductor Manufacturing International (Beijing) Corporation | 1019 |
2 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1764 |
2 |
| Shanghai Huahong Grace Semiconductor Manufacturing Corporation | 183 |
2 |
| Korea Institute of Science and Technology | 2022 |
1 |
| Asahi Kasei Microdevices Corporation | 461 |
1 |
| Besang, Inc. | 17 |
1 |
| Other owners | 13 |