- 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 9/35 - Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material at focal points, e.g. of refractors, lenses, reflectors or arrays of light sources
Patent holdings for IPC class F21V 9/35
Total number of patents in this class: 67
10-year publication summary
|
0
|
5
|
12
|
8
|
8
|
8
|
10
|
9
|
7
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 33462 |
7 |
| Ushio Denki Kabushiki Kaisha | 1217 |
6 |
| Sony Group Corporation | 15148 |
6 |
| Kyocera Corporation | 14241 |
5 |
| Signify Holding B.V. | 7887 |
5 |
| Korrus, Inc. | 481 |
5 |
| Sony Corporation | 30440 |
3 |
| LG Innotek Co., Ltd. | 8163 |
3 |
| Sharp Kabushiki Kaisha | 18630 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 15008 |
2 |
| Nichia Corporation | 3827 |
2 |
| Niterra Co., Ltd. | 1372 |
2 |
| LG Display Co., Ltd. | 14241 |
1 |
| Nikon Corporation | 7310 |
1 |
| Casio Computer Co., Ltd. | 3487 |
1 |
| Barco N.V. | 546 |
1 |
| eLumigen LLC | 34 |
1 |
| Katalyst Surgical, LLC | 131 |
1 |
| Korea Airports Corporation | 57 |
1 |
| Nitride Semiconductors Co., Ltd. | 5 |
1 |
| Other owners | 10 |