- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 19/00 - Liquid crystal materials
Patent holdings for IPC class C09K 19/00
Total number of patents in this class: 548
10-year publication summary
|
21
|
13
|
13
|
4
|
16
|
4
|
4
|
9
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5735 |
63 |
| Samsung Display Co., Ltd. | 38817 |
44 |
| LG Chem, Ltd. | 17950 |
43 |
| FUJIFILM Corporation | 30594 |
43 |
| Jiangsu Hecheng Display Technology Co., Ltd. | 194 |
13 |
| LG Display Co., Ltd. | 15013 |
12 |
| Transitions Optical, Inc. | 233 |
12 |
| Magnolia Purple Corporation | 756 |
11 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8471 |
10 |
| Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd. | 205 |
10 |
| Sumitomo Chemical Company, Limited | 8968 |
8 |
| Au Optronics Corporation | 3179 |
8 |
| Shanjin Optoelectronics (Nanjing) Co., Ltd. | 149 |
8 |
| 3m Innovative Properties Company | 17458 |
7 |
| Boe Technology Group Co., Ltd. | 44409 |
7 |
| Zeon Corporation | 4161 |
7 |
| Nitto Denko Corporation | 8558 |
6 |
| JNC Corporation | 1547 |
6 |
| JNC Petrochemical Corporation | 328 |
6 |
| Industrial Technology Research Institute | 5201 |
5 |
| Other owners | 219 |