- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 47/30 - Metal-free phthalocyanines
Patent holdings for IPC class C09B 47/30
Total number of patents in this class: 30
10-year publication summary
|
0
|
0
|
3
|
4
|
3
|
4
|
4
|
3
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30653 |
6 |
| Silverbrook Research Pty Ltd | 97 |
2 |
| Albert-ludwigs-universitat Freiburg | 386 |
2 |
| The University of Tokyo | 4386 |
2 |
| Rakuten Medical, Inc. | 71 |
2 |
| NIRvana Sciences Inc. | 21 |
2 |
| Genesee Valley Innovations, LLC | 2180 |
2 |
| LG Display Co., Ltd. | 15038 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 34403 |
1 |
| Kyocera Document Solutions Inc. | 6345 |
1 |
| Covestro Deutschland AG | 2852 |
1 |
| FUJIFILM Imaging Colorants Limited | 192 |
1 |
| Savid Therapeutics Inc. | 17 |
1 |
| Sun Chemical Corporation | 807 |
1 |
| Taiwan Textile Research Institute | 150 |
1 |
| Toyo Ink SC Holdings Co., Ltd. | 462 |
1 |
| Viavi Solutions Inc. | 1529 |
1 |
| FUJIFILM Business Innovation Corp. | 7996 |
1 |
| Complecure, Inc. | 12 |
1 |
| Other owners | 0 |