- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 516
10-year publication summary
|
22
|
49
|
66
|
107
|
71
|
73
|
52
|
48
|
29
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 2034 |
39 |
| Ichikoh Industries, Ltd. | 317 |
28 |
| Kaneka Corporation | 4451 |
20 |
| Panasonic Intellectual Property Management Co., Ltd. | 28611 |
19 |
| Quarkstar LLC | 217 |
17 |
| Pictiva Displays International Limited | 267 |
14 |
| Nitto Denko Corporation | 7908 |
13 |
| Pioneer Corporation | 4741 |
13 |
| Boe Technology Group Co., Ltd. | 37070 |
12 |
| LG Display Co., Ltd. | 12834 |
11 |
| Semiconductor Energy Laboratory Co., Ltd. | 10880 |
11 |
| Konica Minolta, Inc. | 8382 |
10 |
| Kilt Planning Office Inc. | 16 |
10 |
| Signify Holding B.V. | 6940 |
9 |
| Korrus, Inc. | 444 |
9 |
| Canon Inc. | 37031 |
8 |
| Valeo Vision | 1330 |
8 |
| Mitsubishi Electric Corporation | 44547 |
7 |
| ABL IP Holding LLC | 1924 |
7 |
| Sharp Kabushiki Kaisha | 18927 |
7 |
| Other owners | 244 |