- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 48/00 - Quinacridones
Patent holdings for IPC class C09B 48/00
Total number of patents in this class: 108
10-year publication summary
|
6
|
15
|
7
|
9
|
9
|
10
|
5
|
4
|
7
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DIC Corporation | 3801 |
21 |
| FUJIFILM Corporation | 29437 |
9 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 371 |
8 |
| e Ink Corporation | 1501 |
8 |
| Sony Semiconductor Solutions Corporation | 10507 |
7 |
| Hewlett-Packard Development Company, L.P. | 25864 |
6 |
| Xerox Corporation | 7002 |
5 |
| Toyo Ink SC Holdings Co., Ltd. | 464 |
5 |
| Eastman Kodak Company | 2881 |
4 |
| Sun Chemical Corporation | 839 |
4 |
| Toyocolor Co., Ltd. | 220 |
4 |
| Canon Inc. | 40095 |
2 |
| Kao Corporation | 4967 |
2 |
| Kyocera Document Solutions Inc. | 5632 |
2 |
| M. Technique Co., Ltd. | 248 |
2 |
| Pigments Services, Inc. | 12 |
2 |
| BASF SE | 20940 |
1 |
| Ricoh Company, Ltd. | 13283 |
1 |
| Toray Industries, Inc. | 6950 |
1 |
| Agfa Graphics NV | 261 |
1 |
| Other owners | 13 |