- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21Y - Indexing scheme associated with subclasses , , and , relating to the form or the kind of the light sources or of the colour of the light emitted
- F21Y 115/15 - Organic light-emitting diodes [OLED]
Patent holdings for IPC class F21Y 115/15
Total number of patents in this class: 582
10-year publication summary
|
66
|
107
|
71
|
73
|
52
|
52
|
32
|
26
|
35
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 2488 |
42 |
| Ichikoh Industries, Ltd. | 396 |
31 |
| Panasonic Intellectual Property Management Co., Ltd. | 34471 |
24 |
| Canon Inc. | 44285 |
22 |
| Kaneka Corporation | 4775 |
21 |
| Quarkstar LLC | 226 |
20 |
| Boe Technology Group Co., Ltd. | 44653 |
17 |
| Pictiva Displays International Limited | 252 |
16 |
| Nitto Denko Corporation | 8589 |
13 |
| Pioneer Corporation | 3760 |
13 |
| Korrus, Inc. | 487 |
13 |
| LG Display Co., Ltd. | 15056 |
11 |
| Semiconductor Energy Laboratory Co., Ltd. | 11896 |
11 |
| Konica Minolta, Inc. | 9176 |
10 |
| Kilt Planning Office Inc. | 16 |
10 |
| Signify Holding B.V. | 8181 |
10 |
| DMF, Inc. | 141 |
8 |
| Valeo Vision | 1771 |
8 |
| Mitsubishi Electric Corporation | 48351 |
7 |
| ABL IP Holding LLC | 1879 |
7 |
| Other owners | 268 |