- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications 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: 748
10-year publication summary
|
34
|
51
|
53
|
58
|
43
|
53
|
66
|
77
|
52
|
39
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 38627 |
79 |
| Nichia Corporation | 3874 |
48 |
| Samsung Electronics Co., Ltd. | 157719 |
33 |
| Osaka University | 3267 |
31 |
| National University Corporation Tokai National Higher Education and Research System | 868 |
28 |
| FUJIFILM Corporation | 30514 |
19 |
| Dexerials Corporation | 2005 |
17 |
| Duk San Neolux Co., Ltd. | 703 |
17 |
| Shoei Chemical Inc. | 332 |
15 |
| Samsung SDI Co., Ltd. | 10589 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
11 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
11 |
| Mitsubishi Chemical Corporation | 4724 |
11 |
| Mitsui Mining & Smelting Co., Ltd. | 1100 |
11 |
| Merck Patent GmbH | 5728 |
10 |
| Panasonic Corporation | 19019 |
9 |
| National Institute for Materials Science | 1085 |
9 |
| National University Corporation Nagoya University | 786 |
9 |
| UbiQD, Inc. | 31 |
9 |
| Sharp Kabushiki Kaisha | 18523 |
9 |
| Other owners | 348 |