- 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
|
97
|
105
|
145
|
86
|
51
|
25
|
31
|
11
|
12
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17950 |
99 |
| FUJIFILM Corporation | 30594 |
74 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8471 |
66 |
| Samsung Display Co., Ltd. | 38817 |
54 |
| DIC Corporation | 3974 |
42 |
| JNC Corporation | 1547 |
40 |
| JNC Petrochemical Corporation | 328 |
40 |
| Merck Patent GmbH | 5735 |
39 |
| Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd. | 205 |
30 |
| Sharp Corporation | 10821 |
28 |
| Nissan Chemical Industries, Ltd. | 1638 |
23 |
| Boe Technology Group Co., Ltd. | 44409 |
17 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2527 |
17 |
| Jiangsu Hecheng Display Technology Co., Ltd. | 194 |
14 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3934 |
9 |
| Magnolia Purple Corporation | 756 |
9 |
| JSR Corporation | 2552 |
8 |
| Chi MEI Corporation | 80 |
7 |
| Industrial Cooperation Foundation Chonbuk National University | 487 |
7 |
| Kent State University | 234 |
7 |
| Other owners | 167 |