- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 11/20 - Preparation from other triarylmethane derivatives
Patent holdings for IPC class C09B 11/20
Total number of patents in this class: 24
10-year publication summary
|
2
|
5
|
5
|
2
|
1
|
0
|
2
|
1
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29458 |
5 |
| Dai Nippon Printing Co., Ltd. | 4098 |
3 |
| BASF SE | 20945 |
2 |
| Milliken & Company | 1194 |
2 |
| ALFA INSTRUMENTS S.r.l. | 9 |
2 |
| Wako Pure Chemical Industries, Ltd. | 133 |
1 |
| DNP Fine Chemicals Co., Ltd. | 178 |
1 |
| Sony Semiconductor Solutions Corporation | 10529 |
1 |
| TDA Research, Inc. | 65 |
1 |
| University of Central Florida Research Foundation, Inc. | 1189 |
1 |
| University of Kentucky Research Foundation | 695 |
1 |
| Sony Europe B.V. | 1171 |
1 |
| Onemore Technology (Shenzhen) Co., Ltd | 4 |
1 |
| Battelle Savannah River Alliance, LLC | 219 |
1 |
| Shenzhen Yuantai Film Technology Co., Ltd. | 1 |
1 |
| Other owners | 0 |