- 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: 502
10-year publication summary
|
22
|
49
|
66
|
107
|
71
|
73
|
52
|
45
|
28
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 1991 |
39 |
| Ichikoh Industries, Ltd. | 303 |
25 |
| Kaneka Corporation | 4445 |
20 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
19 |
| Quarkstar LLC | 215 |
17 |
| Pictiva Displays International Limited | 269 |
14 |
| Nitto Denko Corporation | 7879 |
13 |
| Pioneer Corporation | 4843 |
13 |
| LG Display Co., Ltd. | 11907 |
11 |
| Boe Technology Group Co., Ltd. | 35384 |
11 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
10 |
| Kilt Planning Office Inc. | 16 |
10 |
| Signify Holding B.V. | 6837 |
9 |
| Konica Minolta, Inc. | 8349 |
8 |
| Valeo Vision | 1219 |
8 |
| Korrus, Inc. | 447 |
8 |
| Canon Inc. | 36841 |
7 |
| Mitsubishi Electric Corporation | 43934 |
7 |
| ABL IP Holding LLC | 1929 |
7 |
| Sharp Kabushiki Kaisha | 18957 |
7 |
| Other owners | 239 |