- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 67/46 - Dispersions
Patent holdings for IPC class C09B 67/46
Total number of patents in this class: 708
10-year publication summary
|
51
|
59
|
40
|
49
|
37
|
31
|
27
|
23
|
17
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30689 |
137 |
| DIC Corporation | 3995 |
38 |
| Kao Corporation | 5100 |
28 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 380 |
27 |
| Dai Nippon Printing Co., Ltd. | 4270 |
21 |
| Nippon Kayaku Kabushiki Kaisha | 1471 |
21 |
| BASF SE | 21320 |
20 |
| Canon Kabushiki Kaisha | 7387 |
18 |
| Toyo Ink SC Holdings Co., Ltd. | 462 |
13 |
| Lubrizol Advanced Materials, Inc. | 960 |
12 |
| Toyocolor Co., Ltd. | 253 |
12 |
| DNP Fine Chemicals Co., Ltd. | 184 |
11 |
| Sumitomo Chemical Company, Limited | 8965 |
10 |
| Mitsubishi Chemical Corporation | 4746 |
10 |
| Mitsubishi Pencil Company, Limited | 828 |
10 |
| Cabot Corporation | 543 |
8 |
| Clariant International Ltd. | 891 |
8 |
| M. Technique Co., Ltd. | 252 |
8 |
| Rohm and Haas Company | 2943 |
7 |
| Dow Global Technologies LLC | 11051 |
7 |
| Other owners | 282 |