- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications 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: 661
10-year publication summary
|
63
|
50
|
21
|
13
|
13
|
4
|
16
|
4
|
2
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5909 |
66 |
| FUJIFILM Corporation | 27102 |
56 |
| LG Chem, Ltd. | 17205 |
51 |
| Samsung Display Co., Ltd. | 30585 |
47 |
| JNC Corporation | 1527 |
25 |
| JNC Petrochemical Corporation | 425 |
22 |
| LG Display Co., Ltd. | 11907 |
17 |
| DIC Corporation | 3597 |
15 |
| Panasonic Intellectual Property Corporation of America | 7230 |
14 |
| Transitions Optical, Inc. | 317 |
12 |
| Au Optronics Corporation | 3880 |
11 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
11 |
| Sumitomo Chemical Company, Limited | 8808 |
10 |
| Boe Technology Group Co., Ltd. | 35384 |
9 |
| 3m Innovative Properties Company | 18406 |
8 |
| Rolic AG | 76 |
8 |
| Shanjin Optoelectronics (Nanjing) Co., Ltd. | 154 |
8 |
| Industrial Technology Research Institute | 4898 |
7 |
| Nitto Denko Corporation | 7879 |
7 |
| Zeon Corporation | 3854 |
7 |
| Other owners | 250 |