- 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 29/75 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
Patent holdings for IPC class F21V 29/75
Total number of patents in this class: 167
10-year publication summary
|
23
|
20
|
17
|
26
|
12
|
23
|
15
|
8
|
9
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ideal Industries Lighting LLC | 1168 |
21 |
| Signify Holding B.V. | 6837 |
20 |
| Lighting Defense Group, LLC | 48 |
10 |
| Hubbell Lighting, Inc | 673 |
7 |
| Lumileds LLC | 1827 |
6 |
| Creeled, Inc. | 748 |
6 |
| Hubbell Incorporated | 3052 |
5 |
| Fluence Bioengineering, Inc. | 122 |
5 |
| Consumer Lighting, LLC | 44 |
4 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1710 |
4 |
| Alltemp Products Company Limited | 60 |
3 |
| eLumigen LLC | 33 |
3 |
| Iris Ohyama, Inc. | 261 |
3 |
| Ideal Industries, LLC | 87 |
3 |
| Black & Decker, Inc. | 2402 |
2 |
| Electraled, Inc. | 34 |
2 |
| Epistar Corporation | 1553 |
2 |
| Exposure Illumination Architects, Inc. | 27 |
2 |
| Koito Manufacturing Co., Ltd. | 1991 |
2 |
| Nippon Seiki Co., Ltd. | 933 |
2 |
| Other owners | 55 |