- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 11/87 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing platinum group metals
Patent holdings for IPC class C09K 11/87
Total number of patents in this class: 59
10-year publication summary
|
12
|
2
|
6
|
5
|
0
|
1
|
3
|
0
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ocean's King Lighting Science & Technology Co., Ltd. | 273 |
24 |
| Shenzhen Ocean's King Lighting Engineering Co., Ltd. | 46 |
6 |
| Merck Patent GmbH | 5909 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| Rohm and Haas Electronic Materials Korea Ltd. | 546 |
2 |
| Universal Display Corporation | 1678 |
2 |
| Shenzhen TCL New Technology Company Limited | 701 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
1 |
| Korea Institute of Science and Technology | 2022 |
1 |
| Boe Technology Group Co., Ltd. | 35384 |
1 |
| Beijing Institute of Technology | 337 |
1 |
| The Hong Kong University of Science and Technology | 638 |
1 |
| Lumileds LLC | 1827 |
1 |
| Nanoco Technologies Ltd. | 148 |
1 |
| National Cheng Kung University | 505 |
1 |
| National University Corporation Gunma University | 306 |
1 |
| National University of Singapore | 2228 |
1 |
| Thomas Jefferson University | 502 |
1 |
| University of Washington | 2157 |
1 |
| Other owners | 6 |