- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 11/62 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing gallium, indium or thallium
Patent holdings for IPC class C09K 11/62
Total number of patents in this class: 617
10-year publication summary
|
25
|
42
|
34
|
51
|
53
|
58
|
43
|
49
|
61
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
41 |
| Nichia Corporation | 3394 |
38 |
| Osaka University | 3143 |
27 |
| Samsung Display Co., Ltd. | 30585 |
23 |
| National University Corporation Tokai National Higher Education and Research System | 543 |
19 |
| Dexerials Corporation | 1826 |
18 |
| FUJIFILM Corporation | 27102 |
16 |
| Merck Patent GmbH | 5909 |
13 |
| Panasonic Corporation | 20786 |
10 |
| National University Corporation Nagoya University | 921 |
10 |
| Sharp Kabushiki Kaisha | 18957 |
10 |
| Mitsui Mining & Smelting Co., Ltd. | 1373 |
9 |
| Nanoco Technologies Ltd. | 148 |
9 |
| Shoei Chemical Inc. | 320 |
9 |
| General Electric Company | 18133 |
8 |
| Mitsubishi Chemical Corporation | 4313 |
8 |
| Nippon Electric Glass Co., Ltd. | 2299 |
8 |
| Samsung SDI Co., Ltd. | 6671 |
7 |
| Sumitomo Chemical Company, Limited | 8808 |
7 |
| Kyungpook National University Industry-Academic Cooperation Foundation | 1041 |
7 |
| Other owners | 320 |