- 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: 932
10-year publication summary
|
153
|
141
|
139
|
142
|
73
|
50
|
55
|
39
|
36
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 423 |
129 |
| Signify Holding B.V. | 8146 |
45 |
| Quarkstar LLC | 226 |
24 |
| Led-ip Management, LLC | 822 |
23 |
| Feit Electric Company, Inc. | 298 |
19 |
| Fluence Bioengineering, Inc. | 115 |
15 |
| Go Fan Yourself, LLC | 54 |
15 |
| ABL IP Holding LLC | 1885 |
14 |
| Lighting Defense Group, LLC | 44 |
14 |
| Eaton Intelligent Power Limited | 6269 |
11 |
| Milwaukee Electric Tool Corporation | 5004 |
10 |
| Opple Lighting Co., Ltd. | 926 |
10 |
| Zumtobel Lighting GmbH | 760 |
10 |
| Liquid Lumens, LLC | 22 |
10 |
| Xiamen Eco Lighting Co. Ltd. | 282 |
9 |
| Koito Manufacturing Co., Ltd. | 2467 |
8 |
| Valeo Vision | 1760 |
8 |
| Savant Technologies, LLC | 388 |
8 |
| Suzhou Opple Lighting Co., Ltd. | 691 |
8 |
| Kyocera Sld Laser, Inc. | 304 |
8 |
| Other owners | 534 |