- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 11/63 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing boron
Patent holdings for IPC class C09K 11/63
Total number of patents in this class: 75
10-year publication summary
|
6
|
0
|
3
|
3
|
3
|
1
|
8
|
3
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rikkyo Gakuin | 19 |
6 |
| National Institute for Materials Science | 1101 |
5 |
| General Electric Company | 17800 |
3 |
| Honeywell International Inc. | 14033 |
3 |
| Nichia Corporation | 3562 |
3 |
| Japan Aviation Electronics Industry, Limited | 1673 |
3 |
| Lumileds LLC | 1886 |
3 |
| Ocean's King Lighting Science & Technology Co., Ltd. | 273 |
3 |
| Samsung Display Co., Ltd. | 32942 |
2 |
| Sumitomo Chemical Company, Limited | 8997 |
2 |
| Dalian Luminglight Science and Technology Co., Ltd. | 5 |
2 |
| Denka Company Limited | 2471 |
2 |
| Pure Luminescence Technologies Oy | 6 |
2 |
| Samsung Electronics Co., Ltd. | 139551 |
1 |
| Panasonic Corporation | 20307 |
1 |
| Bayer Intellectual Property GmbH | 2568 |
1 |
| FUJIFILM Corporation | 28841 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11109 |
1 |
| Koninklijke Philips Electronics N.V. | 10767 |
1 |
| Mitsubishi Chemical Corporation | 4457 |
1 |
| Other owners | 29 |