- All sections
- H - Electricity
- H10H - Inorganic light-emitting semiconductor devices having potential barriers
- H10H 20/81 - Bodies
Patent holdings for IPC class H10H 20/81
Total number of patents in this class: 99
10-year publication summary
|
0
|
0
|
0
|
0
|
2
|
16
|
23
|
9
|
39
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Jade Bird Display (Shanghai) Limited | 393 |
13 |
| Nichia Corporation | 3796 |
12 |
| Samsung Display Co., Ltd. | 37252 |
7 |
| Seoul Viosys Co., Ltd. | 1510 |
5 |
| Xiamen San'an Optoelectronics Co., Ltd. | 300 |
4 |
| Ams-osram International GmbH | 1168 |
4 |
| OSRAM Opto Semiconductors GmbH | 3277 |
3 |
| Sony Group Corporation | 14912 |
3 |
| Mitsubishi Chemical Corporation | 4666 |
2 |
| Cambridge Enterprise Limited | 1220 |
2 |
| Enkris Semiconductor, Inc. | 397 |
2 |
| Mikro Mesa Technology Co., Ltd. | 107 |
2 |
| QROMIS, Inc. | 97 |
2 |
| Silanna UV Technologies Pte Ltd | 118 |
2 |
| PlayNitride Display Co., Ltd. | 336 |
2 |
| Apple Inc. | 57166 |
1 |
| The Regents of the University of California | 20378 |
1 |
| Centre National de La Recherche Scientifique | 10805 |
1 |
| Toshiba Corporation | 12537 |
1 |
| Seiko Epson Corporation | 19805 |
1 |
| Other owners | 29 |