- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21V - Functional features or details of lighting devices or systems thereof; structural combinations of lighting devices with other articles, not otherwise provided for
- F21V 3/12 - Globes; Bowls; Cover 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: 49
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. | 1065 |
4 |
| Signify Holding B.V. | 7214 |
4 |
| Ideal Industries Lighting LLC | 1150 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
3 |
| Nichia Corporation | 3536 |
3 |
| Savant Technologies, LLC | 351 |
3 |
| Zhejiang Super Lighting Electric Appliance Co., Ltd. | 51 |
3 |
| Avantama AG | 46 |
3 |
| Lumileds LLC | 1876 |
2 |
| Creeled, Inc. | 787 |
2 |
| Honeywell International Inc. | 14009 |
1 |
| Ford Global Technologies, LLC | 20039 |
1 |
| Kyocera Corporation | 13319 |
1 |
| Corning Incorporated | 10087 |
1 |
| Toray Industries, Inc. | 6843 |
1 |
| Denka Company Limited | 2452 |
1 |
| Glbtech Co., Ltd. | 10 |
1 |
| Ichikoh Industries, Ltd. | 330 |
1 |
| Intematix Corporation | 213 |
1 |
| Koito Manufacturing Co., Ltd. | 2112 |
1 |
| Other owners | 8 |