- All sections
- D - Textilespaper
- D06P - Dyeing or printing textilesdyeing leather, furs or solid macromolecular substances in any form
- D06P 1/20 - Anthraquinone dyes
Patent holdings for IPC class D06P 1/20
Total number of patents in this class: 37
10-year publication summary
|
2
|
1
|
5
|
4
|
2
|
5
|
6
|
0
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Kayaku Kabushiki Kaisha | 1460 |
8 |
| Daikyo Chemical Co., Ltd. | 10 |
3 |
| Huntsman Advanced Materials (Switzerland) GmbH | 179 |
2 |
| Milliken & Company | 1161 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3560 |
2 |
| FUJIFILM Corporation | 30126 |
1 |
| Corning Incorporated | 10405 |
1 |
| Konica Minolta, Inc. | 8993 |
1 |
| Toray Industries, Inc. | 7026 |
1 |
| Alcantara S.p.A. | 48 |
1 |
| Kaneka Corporation | 4636 |
1 |
| Clariant Finance (BVI) Limited | 377 |
1 |
| DyStar Colours Distribution GmbH | 166 |
1 |
| Hoya Lens Thailand Ltd. | 595 |
1 |
| Huntsman International LLC | 695 |
1 |
| Kanazawa Institute of Technology | 64 |
1 |
| National University Corporation Kyoto Institute of Technology | 201 |
1 |
| Sun Chemical Corporation | 829 |
1 |
| University of Fukui | 95 |
1 |
| Uppa-universite de Pau et des Pays de L'adour | 6 |
1 |
| Other owners | 5 |