- 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: 182
10-year publication summary
|
20
|
8
|
11
|
12
|
9
|
7
|
8
|
8
|
10
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29506 |
62 |
| Nippon Kayaku Kabushiki Kaisha | 1443 |
16 |
| Archroma IP GmbH | 461 |
7 |
| Mitsubishi Chemical Corporation | 4535 |
5 |
| Kyowa Medex Co., Ltd. | 92 |
4 |
| Siemens Healthcare Diagnostics Inc. | 2077 |
4 |
| Beckman Coulter, Inc. | 1282 |
3 |
| Milliken & Company | 1193 |
3 |
| San-ei Gen F.f.i., Inc. | 134 |
3 |
| Canon Kabushiki Kaisha | 7065 |
3 |
| Conopco, Inc. | 4986 |
2 |
| BASF SE | 20961 |
2 |
| Nitto Denko Corporation | 8273 |
2 |
| Dai Nippon Printing Co., Ltd. | 4109 |
2 |
| DIC Corporation | 3810 |
2 |
| DyStar Colours Distribution GmbH | 168 |
2 |
| Ecole Normale Superieure de Lyon | 238 |
2 |
| National University Corporation Kochi University | 105 |
2 |
| Universite Claude Bernard Lyon 1 | 1027 |
2 |
| Molsid | 10 |
2 |
| Other owners | 52 |