- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 11/06 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing organic luminescent materials
Patent holdings for IPC class C09K 11/06
Total number of patents in this class: 16084
10-year publication summary
|
1129
|
1227
|
1114
|
1017
|
1042
|
1091
|
1163
|
1327
|
949
|
61
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 36963 |
1233 |
| Idemitsu Kosan Co., Ltd. | 4236 |
998 |
| Universal Display Corporation | 1986 |
929 |
| LG Chem, Ltd. | 17706 |
854 |
| Merck Patent GmbH | 5731 |
621 |
| Semiconductor Energy Laboratory Co., Ltd. | 11578 |
446 |
| Sumitomo Chemical Company, Limited | 9040 |
385 |
| Duk San Neolux Co., Ltd. | 674 |
298 |
| Samsung SDI Co., Ltd. | 9091 |
293 |
| UDC Ireland Limited | 464 |
281 |
| Samsung Electronics Co., Ltd. | 150501 |
275 |
| Rohm and Haas Electronic Materials Korea Ltd. | 332 |
241 |
| LG Display Co., Ltd. | 13925 |
240 |
| Doosan Corporation | 434 |
196 |
| Hodogaya Chemical Co., Ltd. | 435 |
176 |
| Kyulux, Inc. | 239 |
176 |
| Konica Minolta, Inc. | 8950 |
173 |
| SFC Co., Ltd. | 327 |
165 |
| Canon Kabushiki Kaisha | 7204 |
160 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 301 |
147 |
| Other owners | 7797 |