- 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: 656
10-year publication summary
|
39
|
26
|
16
|
25
|
18
|
15
|
16
|
28
|
27
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5726 |
69 |
| Ticona LLC | 607 |
43 |
| LG Chem, Ltd. | 17744 |
33 |
| FUJIFILM Corporation | 30016 |
29 |
| Samsung Display Co., Ltd. | 37201 |
26 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8475 |
22 |
| Sumitomo Chemical Company, Limited | 9053 |
21 |
| Jiangsu Hecheng Display Technology Co., Ltd. | 187 |
16 |
| Boe Technology Group Co., Ltd. | 42451 |
12 |
| Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd. | 200 |
12 |
| Industrial Technology Research Institute | 5069 |
11 |
| JNC Corporation | 1516 |
11 |
| JNC Petrochemical Corporation | 328 |
11 |
| Kent State University | 232 |
11 |
| Zeon Corporation | 4123 |
11 |
| DIC Corporation | 3891 |
10 |
| LG Display Co., Ltd. | 14067 |
9 |
| Transitions Optical, Inc. | 250 |
9 |
| Eneos Materials Corporation | 279 |
8 |
| Au Optronics Corporation | 3316 |
7 |
| Other owners | 275 |