- 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 29/83 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
Patent holdings for IPC class F21V 29/83
Total number of patents in this class: 901
10-year publication summary
|
152
|
153
|
141
|
139
|
142
|
73
|
50
|
54
|
39
|
21
|
| 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 | 400 |
125 |
| Signify Holding B.V. | 7452 |
43 |
| Ideal Industries Lighting LLC | 1134 |
35 |
| Quarkstar LLC | 223 |
24 |
| Feit Electric Company, Inc. | 267 |
19 |
| Fluence Bioengineering, Inc. | 118 |
15 |
| Go Fan Yourself, LLC | 48 |
14 |
| ABL IP Holding LLC | 1901 |
13 |
| Lighting Defense Group, LLC | 41 |
12 |
| Eaton Intelligent Power Limited | 5974 |
11 |
| Milwaukee Electric Tool Corporation | 4321 |
10 |
| Zumtobel Lighting GmbH | 737 |
10 |
| Liquid Lumens, LLC | 22 |
10 |
| Opple Lighting Co., Ltd. | 809 |
9 |
| Xiamen Eco Lighting Co. Ltd. | 282 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
8 |
| Valeo Vision | 1521 |
8 |
| Kyocera Sld Laser, Inc. | 298 |
8 |
| Micron Technology, Inc. | 26209 |
7 |
| Guangzhou Haoyang Electronic Co., Ltd. | 230 |
7 |
| Other owners | 504 |