- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/473 - Inorganic layers composed of oxides or glassy oxides or oxide-based glass
Patent holdings for IPC class H01L 21/473
Total number of patents in this class: 34
10-year publication summary
|
4
|
2
|
2
|
5
|
2
|
0
|
0
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Semiconductor Energy Laboratory Co., Ltd. | 11670 |
7 |
| FUJIFILM Corporation | 30210 |
4 |
| Boe Technology Group Co., Ltd. | 42901 |
3 |
| Magnolia White Corporation | 5551 |
3 |
| Lam Research Corporation | 5520 |
2 |
| Toshiba Corporation | 12693 |
1 |
| Texas Instruments Incorporated | 19615 |
1 |
| Applied Materials, Inc. | 19999 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47211 |
1 |
| Tokyo Electron Limited | 13513 |
1 |
| Daikin Industries, Ltd. | 10375 |
1 |
| Atmel Corporation | 839 |
1 |
| Canon Anelva Corporation | 686 |
1 |
| Csmc Technologies Fab2 Co., Ltd. | 738 |
1 |
| Eugene Technology Co., Ltd. | 181 |
1 |
| Hefei Xinsheng Optoelectronics Technology Co., Ltd. | 2616 |
1 |
| Joled Inc. | 211 |
1 |
| Longitude Licensing Limited | 633 |
1 |
| Shenzhen Graduate School, Peking University | 5 |
1 |
| AT&S (China) Co. Ltd. | 56 |
1 |
| Other owners | 0 |