- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 67/20 - Preparations of organic pigments
Patent holdings for IPC class C09B 67/20
Total number of patents in this class: 1249
10-year publication summary
|
44
|
59
|
58
|
79
|
77
|
96
|
104
|
71
|
55
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30010 |
366 |
| DIC Corporation | 3889 |
122 |
| Nippon Kayaku Kabushiki Kaisha | 1458 |
54 |
| Sumitomo Chemical Company, Limited | 9039 |
47 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 370 |
33 |
| Toyo Ink SC Holdings Co., Ltd. | 463 |
31 |
| Canon Kabushiki Kaisha | 7199 |
27 |
| Kao Corporation | 5028 |
25 |
| Mitsubishi Chemical Corporation | 4661 |
25 |
| DNP Fine Chemicals Co., Ltd. | 179 |
24 |
| Toyocolor Co., Ltd. | 232 |
23 |
| Dai Nippon Printing Co., Ltd. | 4169 |
20 |
| M. Technique Co., Ltd. | 251 |
16 |
| Adeka Corporation | 1370 |
12 |
| Samsung SDI Co., Ltd. | 9181 |
11 |
| Toray Industries, Inc. | 7014 |
10 |
| Sun Chemical Corporation | 829 |
9 |
| Agc, Inc. | 5129 |
9 |
| BASF SE | 21135 |
8 |
| Xerox Corporation | 5899 |
8 |
| Other owners | 369 |