- 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 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: 243
10-year publication summary
16
|
25
|
34
|
40
|
42
|
30
|
25
|
20
|
30
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Signify Holding B.V. | 6837 |
22 |
Lighting Defense Group, LLC | 48 |
12 |
Go Fan Yourself, LLC | 45 |
12 |
Jiaxing Super Lighting Electric Appliance Co., Ltd | 364 |
9 |
Milwaukee Electric Tool Corporation | 3572 |
7 |
Ideal Industries Lighting LLC | 1168 |
7 |
Hisense Broadband Multimedia Technologies Co., Ltd. | 361 |
6 |
Hisense Broadband Multimedia Technologies, Ltd. | 16 |
6 |
Koito Manufacturing Co., Ltd. | 1991 |
6 |
Xiamen Eco Lighting Co. Ltd. | 288 |
6 |
LEDVANCE GmbH | 564 |
5 |
Mitsubishi Electric Corporation | 43934 |
4 |
Mitsubishi Electric Lighting Corporation | 49 |
4 |
Sony Corporation | 32931 |
3 |
Energy Bank Incorporated | 27 |
3 |
Nippon Seiki Co., Ltd. | 933 |
3 |
Item 1020, S.L. | 6 |
3 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
Toray Industries, Inc. | 6652 |
2 |
OSRAM GmbH | 2442 |
2 |
Other owners | 119 |