- 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 29/50 - Cooling arrangements
Patent holdings for IPC class F21V 29/50
Total number of patents in this class: 132
10-year publication summary
|
17
|
8
|
20
|
11
|
10
|
10
|
8
|
7
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 8100 |
11 |
| HGCI LLC | 661 |
4 |
| Hubbell Incorporated | 3455 |
3 |
| Iwasaki Electric Co., Ltd. | 156 |
3 |
| Technical Consumer Products, Inc. | 84 |
3 |
| Xiamen Leedarson Lighting Co.Ltd. | 103 |
3 |
| Korrus, Inc. | 487 |
3 |
| Seiko Epson Corporation | 20327 |
2 |
| Amp Plus, Inc., DBA Elco Lighting | 45 |
2 |
| Ayrton | 105 |
2 |
| Intelligent Lighting Technologies Inc. | 13 |
2 |
| LEDVANCE GmbH | 588 |
2 |
| Shanghai Sansi Electronic Engineering Co., Ltd | 52 |
2 |
| Xiamen Eco Lighting Co. Ltd. | 282 |
2 |
| Energyficient Lighting Systems, Inc. | 2 |
2 |
| Agnetix, Inc. | 42 |
2 |
| Eaton Intelligent Power Limited | 6265 |
2 |
| Lumileds Singapore Pte. Ltd. | 1264 |
2 |
| Prosperina Ventures LLC | 120 |
2 |
| Xerox Corporation | 4390 |
1 |
| Other owners | 77 |