- 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 29/508 - Cooling arrangements characterised by the adaptation for cooling of specific components of electrical circuits
Patent holdings for IPC class F21V 29/508
Total number of patents in this class: 272
10-year publication summary
|
24
|
31
|
39
|
41
|
30
|
23
|
20
|
30
|
25
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7678 |
29 |
| Go Fan Yourself, LLC | 51 |
14 |
| Lighting Defense Group, LLC | 44 |
13 |
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 405 |
10 |
| Milwaukee Electric Tool Corporation | 4561 |
10 |
| Koito Manufacturing Co., Ltd. | 2310 |
8 |
| Ideal Industries Lighting LLC | 937 |
7 |
| Hisense Broadband Multimedia Technologies Co., Ltd. | 476 |
6 |
| Hisense Broadband Multimedia Technologies, Ltd. | 16 |
6 |
| Xiamen Eco Lighting Co. Ltd. | 282 |
6 |
| LEDVANCE GmbH | 586 |
5 |
| Mitsubishi Electric Corporation | 46814 |
4 |
| Mitsubishi Electric Lighting Corporation | 49 |
4 |
| Musco Corporation | 281 |
4 |
| Valeo Vision | 1578 |
4 |
| Eaton Intelligent Power Limited | 6052 |
4 |
| Sony Corporation | 30812 |
3 |
| Energy Bank Incorporated | 18 |
3 |
| Nippon Seiki Co., Ltd. | 993 |
3 |
| Item 1020, S.L. | 6 |
3 |
| Other owners | 126 |