- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 3/14 - Perylene derivatives
Patent holdings for IPC class C09B 3/14
Total number of patents in this class: 71
10-year publication summary
|
6
|
7
|
5
|
8
|
8
|
6
|
1
|
3
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Group Corporation | 14570 |
9 |
| Sony Corporation | 30769 |
7 |
| Idemitsu Kosan Co., Ltd. | 4223 |
5 |
| FUJIFILM Corporation | 29839 |
4 |
| Nitto Denko Corporation | 8358 |
4 |
| Sony Corporation of America | 378 |
3 |
| Merck Patent GmbH | 5752 |
3 |
| Howard Hughes Medical Institute | 230 |
3 |
| Samsung Display Co., Ltd. | 36317 |
2 |
| Canon Inc. | 41151 |
2 |
| Choshu Industry Co., Ltd. | 33 |
2 |
| DIC Corporation | 3854 |
2 |
| LG Chem, Ltd. | 17706 |
1 |
| Hewlett-Packard Development Company, L.P. | 25577 |
1 |
| Samsung SDI Co., Ltd. | 8901 |
1 |
| Sumitomo Chemical Company, Limited | 9109 |
1 |
| Amazon Technologies, Inc. | 27247 |
1 |
| PRC-DeSoto International, Inc. | 567 |
1 |
| Toray Industries, Inc. | 7015 |
1 |
| The Trustees of Columbia University in the City of New York | 3604 |
1 |
| Other owners | 17 |