- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 47/12 - Obtaining compounds having alkyl radicals, or alkyl radicals substituted by hetero atoms, bound to the phthalocyanine skeleton
Patent holdings for IPC class C09B 47/12
Total number of patents in this class: 17
10-year publication summary
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1
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0
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5
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0
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2
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2
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1
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0
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2
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29437 |
4 |
| Yamamoto Chemicals, Inc. | 50 |
3 |
| Dai Nippon Printing Co., Ltd. | 4091 |
2 |
| Konica Minolta Medical & Graphic, Inc. | 775 |
1 |
| JSR Corporation | 2527 |
1 |
| City University of Hong Kong | 204 |
1 |
| Covestro Deutschland AG | 2760 |
1 |
| Dexerials Corporation | 1934 |
1 |
| DIC Corporation | 3801 |
1 |
| The University of Tokyo | 4189 |
1 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2702 |
1 |
| Other owners | 0 |