- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 11/57 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing manganese or rhenium
Patent holdings for IPC class C09K 11/57
Total number of patents in this class: 128
10-year publication summary
7
|
14
|
8
|
15
|
17
|
11
|
9
|
9
|
14
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Florida State University Research Foundation, Inc. | 685 |
8 |
Nichia Corporation | 3394 |
7 |
Samsung Electronics Co., Ltd. | 131630 |
5 |
Denka Company Limited | 2189 |
5 |
LG Innotek Co., Ltd. | 6758 |
3 |
Beneq Oy | 205 |
3 |
Leuchtstoffwerk Breitungen GmbH | 23 |
3 |
National Institute for Materials Science | 1108 |
3 |
Seoul Semiconductor Co., Ltd. | 1073 |
3 |
Current Lighting Solutions, LLC f/k/a GE Lighting Solutions, LLC | 417 |
3 |
Korrus, Inc. | 447 |
3 |
Merck Patent GmbH | 5909 |
2 |
Koninklijke Philips Electronics N.V. | 13133 |
2 |
Nitto Denko Corporation | 7879 |
2 |
Boe Technology Group Co., Ltd. | 35384 |
2 |
Baikowski | 12 |
2 |
Indian Association for The Cultivation of Science | 9 |
2 |
Korea Research Institute of Chemical Technology | 1266 |
2 |
University of Central Florida Research Foundation, Inc. | 1098 |
2 |
University of Georgia Research Foundation, Inc. | 972 |
2 |
Other owners | 64 |