- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 19/52 - Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives
Patent holdings for IPC class C09K 19/52
Total number of patents in this class: 635
10-year publication summary
|
39
|
26
|
16
|
25
|
18
|
16
|
17
|
29
|
27
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5728 |
70 |
| Ticona LLC | 604 |
43 |
| LG Chem, Ltd. | 17921 |
32 |
| FUJIFILM Corporation | 30514 |
30 |
| Samsung Display Co., Ltd. | 38627 |
24 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8471 |
22 |
| Sumitomo Chemical Company, Limited | 9016 |
21 |
| Jiangsu Hecheng Display Technology Co., Ltd. | 193 |
15 |
| Boe Technology Group Co., Ltd. | 44029 |
12 |
| Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd. | 205 |
12 |
| JNC Corporation | 1548 |
11 |
| JNC Petrochemical Corporation | 329 |
11 |
| Kent State University | 234 |
11 |
| Zeon Corporation | 4147 |
11 |
| Industrial Technology Research Institute | 5209 |
10 |
| DIC Corporation | 3962 |
10 |
| LG Display Co., Ltd. | 14966 |
8 |
| Transitions Optical, Inc. | 236 |
8 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3932 |
7 |
| Au Optronics Corporation | 3211 |
6 |
| Other owners | 261 |