- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/08 - Preparation of the foundation plate
Patent holdings for IPC class H01L 21/08
Total number of patents in this class: 17
10-year publication summary
|
2
|
2
|
0
|
0
|
3
|
1
|
1
|
1
|
1
|
0
|
| 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. | 46069 |
2 |
| Samsung Electronics Co., Ltd. | 148924 |
1 |
| Seiko Epson Corporation | 19675 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11547 |
1 |
| Applied Materials, Inc. | 19204 |
1 |
| Huawei Technologies Co., Ltd. | 115556 |
1 |
| Henkel AG & Co. KGaA | 10645 |
1 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 13088 |
1 |
| Advanced Technology Materials, Inc. | 175 |
1 |
| Alpha & Omega Semiconductor, Ltd. | 8 |
1 |
| Arizona Board of Regents Acting for and on Behalf of Arizona State University | 98 |
1 |
| MaxPower Semiconductor, Inc. | 139 |
1 |
| Societe Francaise de Detecteurs Infrarouges-sofradir | 27 |
1 |
| Universal Display Corporation | 1959 |
1 |
| SK Siltron Co., Ltd. | 166 |
1 |
| Mimos Bhd. | 969 |
1 |
| Other owners | 0 |