- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 29/52 - Diazines
Patent holdings for IPC class C09B 29/52
Total number of patents in this class: 21
10-year publication summary
|
5
|
1
|
3
|
0
|
3
|
0
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30653 |
4 |
| Lanxess Deutschland GmbH | 1146 |
4 |
| Samsung Display Co., Ltd. | 39012 |
1 |
| JSR Corporation | 2554 |
1 |
| Archroma IP GmbH | 461 |
1 |
| Ciba Holding Inc. | 52 |
1 |
| Covalys Biosciences AG | 4 |
1 |
| DNP Fine Chemicals Co., Ltd. | 184 |
1 |
| Huntsman Advanced Materials (Switzerland) GmbH | 170 |
1 |
| National Chi Nan University | 24 |
1 |
| Sakata INX Corp. | 402 |
1 |
| Toppan Printing Co., Ltd. | 2080 |
1 |
| Toyo Ink SC Holdings Co., Ltd. | 462 |
1 |
| Toyocolor Co., Ltd. | 253 |
1 |
| Toyo Visual Solutions Co., Ltd. | 13 |
1 |
| Other owners | 0 |