- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 11/74 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing arsenic, antimony or bismuth
Patent holdings for IPC class C09K 11/74
Total number of patents in this class: 167
10-year publication summary
|
7
|
10
|
13
|
11
|
24
|
15
|
13
|
14
|
18
|
2
|
| 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 |
12 |
| FUJIFILM Corporation | 27102 |
11 |
| Samsung Display Co., Ltd. | 30585 |
6 |
| Boe Technology Group Co., Ltd. | 35384 |
6 |
| Nippon Electric Glass Co., Ltd. | 2299 |
6 |
| Massachusetts Institute of Technology | 9795 |
5 |
| Luxium Solutions, LLC | 90 |
5 |
| Merck Patent GmbH | 5909 |
4 |
| Nanoco Technologies Ltd. | 148 |
4 |
| Research & Business Foundation Sungkyunkwan University | 1640 |
4 |
| Universiteit Gent | 1276 |
4 |
| Board of Trustees of the University of Arkansas | 771 |
3 |
| Florida State University Research Foundation, Inc. | 685 |
3 |
| Leuchtstoffwerk Breitungen GmbH | 23 |
3 |
| The Regents of the University of California | 18943 |
2 |
| Konica Minolta Medical & Graphic, Inc. | 986 |
2 |
| Bundesdruckerei GmbH | 1024 |
2 |
| Najing Technology Corporation Limited | 88 |
2 |
| National Institute for Materials Science | 1108 |
2 |
| National University Corporation Hokkaido University | 1323 |
2 |
| Other owners | 79 |