- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- C09B 45/22 - Monoazo compounds containing other metals
Patent holdings for IPC class C09B 45/22
Total number of patents in this class: 43
10-year publication summary
|
2
|
1
|
7
|
3
|
4
|
1
|
6
|
3
|
4
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
17 |
| Lanxess Deutschland GmbH | 1104 |
6 |
| Mitsubishi Kagaku Media Co., Ltd. | 42 |
2 |
| DNP Fine Chemicals Co., Ltd. | 162 |
2 |
| Lotte Advanced Materials Co., Ltd. | 434 |
2 |
| Seiko Epson Corporation | 18724 |
1 |
| TDK Corporation | 6306 |
1 |
| Toray Industries, Inc. | 6652 |
1 |
| Dongjin Semichem Co., Ltd. | 438 |
1 |
| Gauzy Ltd. | 24 |
1 |
| Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo | 83 |
1 |
| Korea University Research and Business Foundation | 2561 |
1 |
| Kyoto University | 2732 |
1 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
1 |
| Sumitomo Osaka Cement Co., Ltd. | 783 |
1 |
| Taiyo Yuden Co., Ltd. | 1809 |
1 |
| Toyo Ink SC Holdings Co., Ltd. | 505 |
1 |
| Toyocolor Co., Ltd. | 156 |
1 |
| Videojet Technologies Inc. | 346 |
1 |
| Other owners | 0 |