- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 23/00 - Methine or polymethine dyes, e.g. cyanine dyes
Patent holdings for IPC class C09B 23/00
Total number of patents in this class: 327
10-year publication summary
|
21
|
25
|
30
|
19
|
8
|
7
|
4
|
1
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29437 |
85 |
| Adeka Corporation | 1365 |
33 |
| Nippon Kayaku Kabushiki Kaisha | 1435 |
14 |
| Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo | 58 |
7 |
| NEC Corporation | 35778 |
6 |
| JSR Corporation | 2527 |
5 |
| Canon Kabushiki Kaisha | 7067 |
5 |
| Canon Inc. | 40095 |
4 |
| TDK Corporation | 6761 |
4 |
| Sumitomo Chemical Company, Limited | 9043 |
4 |
| Pacific Biosciences of California, Inc. | 759 |
4 |
| SFC Co., Ltd. | 321 |
4 |
| Samsung Electronics Co., Ltd. | 146811 |
3 |
| Becton, Dickinson and Company | 7267 |
3 |
| Nitto Denko Corporation | 8253 |
3 |
| Konica Minolta, Inc. | 8755 |
3 |
| Hodogaya Chemical Co., Ltd. | 436 |
3 |
| LI-COR, Inc. | 157 |
3 |
| Nippon Steel Chemical Co., Ltd. | 153 |
3 |
| The University of Tokyo | 4189 |
3 |
| Other owners | 128 |