- 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 29/74 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
Patent holdings for IPC class F21V 29/74
Total number of patents in this class: 918
10-year publication summary
|
153
|
118
|
98
|
79
|
62
|
48
|
41
|
38
|
47
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ideal Industries Lighting LLC | 934 |
58 |
| Signify Holding B.V. | 7887 |
51 |
| Lighting Defense Group, LLC | 44 |
35 |
| Hubbell Lighting, Inc | 604 |
32 |
| LG Innotek Co., Ltd. | 8163 |
19 |
| Fluence Bioengineering, Inc. | 115 |
17 |
| Koito Manufacturing Co., Ltd. | 2383 |
15 |
| DVA Holdings LLC | 37 |
15 |
| Korrus, Inc. | 481 |
14 |
| DVA Mayday Corporation, DBA Deltavation | 30 |
13 |
| Epistar Corporation | 1480 |
12 |
| Eaton Intelligent Power Limited | 6154 |
12 |
| ABL IP Holding LLC | 1897 |
11 |
| Savant Technologies, LLC | 368 |
11 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1290 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 33462 |
10 |
| Integra LifeSciences Corporation | 270 |
9 |
| Ultravision Technologies, LLC | 29 |
9 |
| Prosperina Ventures LLC | 120 |
9 |
| Nichia Corporation | 3827 |
8 |
| Other owners | 547 |