- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 19/56 - Aligning agents
Patent holdings for IPC class C09K 19/56
Total number of patents in this class: 797
10-year publication summary
|
96
|
97
|
105
|
145
|
86
|
51
|
25
|
31
|
11
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17643 |
103 |
| FUJIFILM Corporation | 29506 |
67 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8476 |
66 |
| Samsung Display Co., Ltd. | 35100 |
56 |
| JNC Corporation | 1563 |
47 |
| JNC Petrochemical Corporation | 400 |
47 |
| DIC Corporation | 3810 |
43 |
| Merck Patent GmbH | 5820 |
39 |
| Sharp Corporation | 10272 |
29 |
| Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd. | 199 |
29 |
| Nissan Chemical Industries, Ltd. | 1707 |
23 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2704 |
22 |
| Boe Technology Group Co., Ltd. | 41461 |
17 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3888 |
9 |
| Magnolia Purple Corporation | 864 |
9 |
| Rolic AG | 71 |
8 |
| JSR Corporation | 2524 |
7 |
| Chi MEI Corporation | 81 |
7 |
| Industrial Cooperation Foundation Chonbuk National University | 474 |
7 |
| Kent State University | 238 |
7 |
| Other owners | 155 |