- 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 29/80 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with pins or wires
Patent holdings for IPC class F21V 29/80
Total number of patents in this class: 72
10-year publication summary
|
14
|
13
|
12
|
10
|
11
|
8
|
7
|
9
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Micron Technology, Inc. | 25346 |
7 |
| Signify Holding B.V. | 6948 |
6 |
| Feit Electric Company, Inc. | 244 |
5 |
| Panasonic Corporation | 20563 |
2 |
| Lumileds LLC | 1870 |
2 |
| Zkw Group GmbH | 586 |
2 |
| Shenzhen TCL New Technology Company Limited | 749 |
2 |
| DoPchoice GmbH | 2 |
2 |
| Consumer Lighting, LLC | 43 |
2 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1611 |
2 |
| Samsung Electronics Co., Ltd. | 135388 |
1 |
| Sony Corporation | 31846 |
1 |
| Seiko Epson Corporation | 18672 |
1 |
| Mitsubishi Electric Corporation | 44614 |
1 |
| Tyco Electronics Corporation | 788 |
1 |
| Mitsubishi Chemical Corporation | 4331 |
1 |
| Hamamatsu Photonics K.K. | 4237 |
1 |
| Korea Institute of Science and Technology | 2038 |
1 |
| BJB GmbH & Co. KG | 61 |
1 |
| Goodrich Lighting Systems GmbH | 127 |
1 |
| Other owners | 30 |