- All sections
- H - Electricity
- H10K - Organic electric solid-state devices
- H10K 59/38 - Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
Patent holdings for IPC class H10K 59/38
Total number of patents in this class: 2511
10-year publication summary
|
1
|
1
|
1
|
5
|
14
|
204
|
396
|
406
|
624
|
659
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 36265 |
946 |
| LG Display Co., Ltd. | 13872 |
283 |
| Boe Technology Group Co., Ltd. | 41781 |
281 |
| Semiconductor Energy Laboratory Co., Ltd. | 11552 |
114 |
| Chengdu BOE Optoelectronics Technology Co., Ltd. | 6857 |
89 |
| Sony Semiconductor Solutions Corporation | 10823 |
59 |
| Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 5375 |
58 |
| Innolux Corporation | 3409 |
53 |
| Samsung Electronics Co., Ltd. | 149087 |
38 |
| Canon Inc. | 41108 |
37 |
| Beijing BOE Technology Development Co., Ltd. | 3522 |
34 |
| Seiko Epson Corporation | 19699 |
24 |
| FUJIFILM Corporation | 29817 |
24 |
| Sony Group Corporation | 14537 |
24 |
| Universal Display Corporation | 1964 |
20 |
| Yunnan Invensight Optoelectronics Technology Co., Ltd. | 221 |
19 |
| Toppan Holdings Inc. | 684 |
17 |
| HKC Corporation Limited | 3322 |
16 |
| Sharp Corporation | 10304 |
13 |
| Samsung SDI Co., Ltd. | 8878 |
13 |
| Other owners | 349 |