- 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: 180
10-year publication summary
|
21
|
8
|
11
|
12
|
10
|
7
|
8
|
8
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 28829 |
61 |
| Nippon Kayaku Kabushiki Kaisha | 1428 |
16 |
| Archroma IP GmbH | 462 |
7 |
| Mitsubishi Chemical Corporation | 4453 |
5 |
| Kyowa Medex Co., Ltd. | 97 |
4 |
| Siemens Healthcare Diagnostics Inc. | 2009 |
4 |
| Beckman Coulter, Inc. | 1232 |
3 |
| San-ei Gen F.f.i., Inc. | 142 |
3 |
| Canon Kabushiki Kaisha | 6954 |
3 |
| Conopco, Inc. | 4818 |
2 |
| BASF SE | 20421 |
2 |
| Nitto Denko Corporation | 8099 |
2 |
| Dai Nippon Printing Co., Ltd. | 3977 |
2 |
| DIC Corporation | 3677 |
2 |
| DyStar Colours Distribution GmbH | 169 |
2 |
| Ecole Normale Superieure de Lyon | 227 |
2 |
| Milliken & Company | 1217 |
2 |
| National University Corporation Kochi University | 102 |
2 |
| Universite Claude Bernard Lyon 1 | 970 |
2 |
| Molsid | 9 |
2 |
| Other owners | 52 |