- 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 3/12 - GlobesBowlsCover glasses characterised by materials, surface treatments or coatings characterised by coatings the coatings comprising photoluminescent substances
Patent holdings for IPC class F21V 3/12
Total number of patents in this class: 48
10-year publication summary
|
3
|
2
|
7
|
9
|
5
|
8
|
5
|
4
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seoul Semiconductor Co., Ltd. | 1072 |
4 |
| Signify Holding B.V. | 7386 |
4 |
| Ideal Industries Lighting LLC | 1136 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 30769 |
3 |
| Nichia Corporation | 3638 |
3 |
| Savant Technologies, LLC | 316 |
3 |
| Zhejiang Super Lighting Electric Appliance Co., Ltd. | 53 |
3 |
| Avantama AG | 48 |
3 |
| Lumileds LLC | 1893 |
2 |
| Creeled, Inc. | 783 |
2 |
| Honeywell International Inc. | 13582 |
1 |
| Ford Global Technologies, LLC | 20367 |
1 |
| Kyocera Corporation | 13626 |
1 |
| Toray Industries, Inc. | 6865 |
1 |
| Denka Company Limited | 2524 |
1 |
| Glbtech Co., Ltd. | 10 |
1 |
| Ichikoh Industries, Ltd. | 339 |
1 |
| Intematix Corporation | 203 |
1 |
| Koito Manufacturing Co., Ltd. | 2203 |
1 |
| Rensselaer Polytechnic Institute | 817 |
1 |
| Other owners | 7 |