- 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: 700
10-year publication summary
|
47
|
56
|
37
|
46
|
36
|
29
|
26
|
22
|
14
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30106 |
137 |
| DIC Corporation | 3890 |
33 |
| Kao Corporation | 5031 |
29 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 370 |
27 |
| Dai Nippon Printing Co., Ltd. | 4174 |
21 |
| Nippon Kayaku Kabushiki Kaisha | 1460 |
21 |
| BASF SE | 21151 |
19 |
| Canon Kabushiki Kaisha | 7208 |
18 |
| Toyo Ink SC Holdings Co., Ltd. | 463 |
13 |
| DNP Fine Chemicals Co., Ltd. | 180 |
11 |
| Lubrizol Advanced Materials, Inc. | 950 |
11 |
| Toyocolor Co., Ltd. | 233 |
11 |
| Sumitomo Chemical Company, Limited | 9058 |
10 |
| Cabot Corporation | 552 |
10 |
| Mitsubishi Chemical Corporation | 4682 |
9 |
| Clariant International Ltd. | 906 |
9 |
| Mitsubishi Pencil Company, Limited | 799 |
9 |
| M. Technique Co., Ltd. | 251 |
8 |
| Rohm and Haas Company | 2946 |
7 |
| Dow Global Technologies LLC | 10720 |
7 |
| Other owners | 280 |