- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21V - Functional features or details of lighting devices or systems thereofstructural combinations of lighting devices with other articles, not otherwise provided for
- F21V 13/08 - Combinations of only two kinds of elements the elements being filters or photoluminescent elements and reflectors
Patent holdings for IPC class F21V 13/08
Total number of patents in this class: 255
10-year publication summary
|
34
|
24
|
24
|
21
|
13
|
5
|
11
|
9
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nichia Corporation | 3838 |
22 |
| Appotronics Corporation Limited | 1130 |
18 |
| Sony Corporation | 30353 |
13 |
| Coretronic Corporation | 1345 |
11 |
| Signify Holding B.V. | 7915 |
8 |
| Korrus, Inc. | 483 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 33690 |
7 |
| LG Innotek Co., Ltd. | 8232 |
6 |
| Delta Electronics, Inc. | 2795 |
6 |
| Olympus Corporation | 12998 |
5 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1270 |
5 |
| 3m Innovative Properties Company | 17507 |
4 |
| Casio Computer Co., Ltd. | 3493 |
4 |
| eLumigen LLC | 34 |
4 |
| Quarkstar LLC | 227 |
4 |
| Saturn Licensing LLC | 1447 |
4 |
| SCHOTT AG | 1735 |
4 |
| Seoul Semiconductor Co., Ltd. | 1057 |
4 |
| Koninklijke Philips N.V. | 25674 |
3 |
| OSRAM GmbH | 2261 |
3 |
| Other owners | 112 |