- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 11/88 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing selenium, tellurium or unspecified chalcogen elements
Patent holdings for IPC class C09K 11/88
Total number of patents in this class: 1637
10-year publication summary
|
141
|
132
|
145
|
160
|
179
|
178
|
166
|
141
|
88
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 151485 |
200 |
| Samsung Display Co., Ltd. | 37252 |
132 |
| Shoei Chemical Inc. | 329 |
78 |
| TCL Technology Group Corporation | 608 |
66 |
| Boe Technology Group Co., Ltd. | 42489 |
61 |
| Nexdot | 72 |
31 |
| Najing Technology Corporation Limited | 101 |
30 |
| OSRAM Opto Semiconductors GmbH | 3277 |
28 |
| Shin-Etsu Chemical Co., Ltd. | 5861 |
24 |
| Merck Patent GmbH | 5724 |
23 |
| Samsung SDI Co., Ltd. | 9263 |
23 |
| Nanoco Technologies Ltd. | 144 |
22 |
| Sharp Corporation | 10368 |
19 |
| 3m Innovative Properties Company | 17592 |
18 |
| Beijing BOE Technology Development Co., Ltd. | 3748 |
18 |
| Nanosys, Inc. | 111 |
17 |
| NS Materials Inc. | 54 |
17 |
| LG Display Co., Ltd. | 14085 |
16 |
| FUJIFILM Corporation | 30034 |
15 |
| Massachusetts Institute of Technology | 10172 |
15 |
| Other owners | 784 |