- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- 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: 358
10-year publication summary
|
24
|
21
|
27
|
30
|
19
|
9
|
7
|
4
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
87 |
| Adeka Corporation | 1333 |
38 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
18 |
| Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo | 83 |
8 |
| NEC Corporation | 32703 |
6 |
| Canon Kabushiki Kaisha | 6884 |
6 |
| JSR Corporation | 2476 |
5 |
| Canon Inc. | 36841 |
4 |
| TDK Corporation | 6306 |
4 |
| Sumitomo Chemical Company, Limited | 8808 |
4 |
| LI-COR, Inc. | 169 |
4 |
| Pacific Biosciences of California, Inc. | 738 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Becton, Dickinson and Company | 6712 |
3 |
| Ricoh Company, Ltd. | 13266 |
3 |
| Nitto Denko Corporation | 7879 |
3 |
| Konica Minolta, Inc. | 8349 |
3 |
| Hodogaya Chemical Co., Ltd. | 417 |
3 |
| Kyowa Hakko Chemical Co., Ltd. | 44 |
3 |
| Nippon Steel Chemical Co., Ltd. | 179 |
3 |
| Other owners | 146 |