- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 67/44 - Solutions
Patent holdings for IPC class C09B 67/44
Total number of patents in this class: 192
10-year publication summary
|
8
|
11
|
12
|
11
|
7
|
9
|
9
|
10
|
4
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30774 |
62 |
| Nippon Kayaku Kabushiki Kaisha | 1474 |
16 |
| Archroma IP GmbH | 461 |
7 |
| Mitsubishi Chemical Corporation | 4757 |
5 |
| Canon Kabushiki Kaisha | 7406 |
5 |
| Siemens Healthcare Diagnostics Inc. | 2158 |
4 |
| Beckman Coulter, Inc. | 1348 |
3 |
| Milliken & Company | 1143 |
3 |
| San-ei Gen F.f.i., Inc. | 131 |
3 |
| Canon Medical Diagnostics Corporation | 47 |
3 |
| Conopco, Inc. | 5129 |
2 |
| BASF SE | 21318 |
2 |
| Nitto Denko Corporation | 8632 |
2 |
| Dai Nippon Printing Co., Ltd. | 4267 |
2 |
| DIC Corporation | 4000 |
2 |
| DyStar Colours Distribution GmbH | 161 |
2 |
| Ecole Normale Superieure de Lyon | 249 |
2 |
| Kyowa Medex Co., Ltd. | 74 |
2 |
| National University Corporation Kochi University | 108 |
2 |
| Universite Claude Bernard Lyon 1 | 1090 |
2 |
| Other owners | 61 |