- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 45/20 - Monoazo compounds containing cobalt
Patent holdings for IPC class C09B 45/20
Total number of patents in this class: 14
10-year publication summary
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0
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0
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0
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0
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1
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1
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1
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30653 |
4 |
| LG Chem, Ltd. | 17967 |
2 |
| Mitsubishi Kagaku Media Co., Ltd. | 17 |
2 |
| Nippon Kayaku Kabushiki Kaisha | 1471 |
2 |
| Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo | 36 |
1 |
| Lanxess Deutschland GmbH | 1146 |
1 |
| Taiyo Yuden Co., Ltd. | 2046 |
1 |
| Videojet Technologies Inc. | 362 |
1 |
| Other owners | 0 |