- 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 115/00 - Light-generating elements of semiconductor light sources
Patent holdings for IPC class F21Y 115/00
Total number of patents in this class: 84
10-year publication summary
|
0
|
5
|
24
|
20
|
6
|
9
|
12
|
10
|
3
|
4
|
| 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 |
12 |
| Appotronics Corporation Limited | 1111 |
4 |
| Signify Holding B.V. | 6837 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| Nichia Corporation | 3394 |
3 |
| Zkw Group GmbH | 578 |
3 |
| LG Innotek Co., Ltd. | 6758 |
2 |
| Japan Display Inc. | 6202 |
2 |
| ABL IP Holding LLC | 1929 |
2 |
| Delta Electronics (Shanghai) Co., Ltd. | 611 |
2 |
| Ichikoh Industries, Ltd. | 303 |
2 |
| Quarkstar LLC | 215 |
2 |
| Valeo Vision | 1219 |
2 |
| Wet | 61 |
2 |
| Hella GmbH & Co. KGaA | 1392 |
2 |
| OPTOTRONIC GmbH | 198 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Apple Inc. | 50209 |
1 |
| 3m Innovative Properties Company | 18406 |
1 |
| LG Display Co., Ltd. | 11907 |
1 |
| Other owners | 31 |