- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21K - Non-electric light sources using luminescencelight sources using electrochemiluminescencelight sources using charges of combustible materiallight sources using semiconductor devices as light-generating elementslight sources not otherwise provided for
- F21K 9/66 - Details of globes or covers forming part of the light source
Patent holdings for IPC class F21K 9/66
Total number of patents in this class: 346
10-year publication summary
|
25
|
45
|
33
|
73
|
91
|
43
|
28
|
22
|
21
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 389 |
55 |
| Signify Holding B.V. | 7329 |
28 |
| DVA Holdings LLC | 36 |
12 |
| DVA Mayday Corporation, DBA Deltavation | 31 |
10 |
| Savant Technologies, LLC | 316 |
10 |
| Lutron Technology Company LLC | 2475 |
10 |
| Xiamen Eco Lighting Co. Ltd. | 288 |
9 |
| Satco Products, Inc. | 71 |
8 |
| Nichia Corporation | 3609 |
7 |
| Archangel Device LLC | 40 |
7 |
| LEDVANCE GmbH | 574 |
7 |
| Bridgelux, Inc. | 362 |
6 |
| LG Innotek Co., Ltd. | 7379 |
5 |
| EmeryAllen, LLC | 14 |
5 |
| Lumileds LLC | 1887 |
5 |
| Ideal Industries Lighting LLC | 1138 |
5 |
| Cordelia Lighting, Inc. | 52 |
4 |
| Epistar Corporation | 1488 |
4 |
| iLumisys, Inc. | 131 |
4 |
| Elemental LED, Inc. | 173 |
3 |
| Other owners | 142 |