- 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: 923
10-year publication summary
|
160
|
124
|
103
|
85
|
62
|
53
|
42
|
39
|
50
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ideal Industries Lighting LLC | 930 |
58 |
| Signify Holding B.V. | 8004 |
51 |
| Lighting Defense Group, LLC | 44 |
35 |
| Hubbell Lighting, Inc | 585 |
32 |
| LG Innotek Co., Ltd. | 8427 |
19 |
| Fluence Bioengineering, Inc. | 115 |
17 |
| Koito Manufacturing Co., Ltd. | 2436 |
15 |
| DVA Holdings LLC | 37 |
15 |
| Korrus, Inc. | 486 |
14 |
| DVA Mayday Corporation, DBA Deltavation | 30 |
13 |
| Eaton Intelligent Power Limited | 6227 |
12 |
| ABL IP Holding LLC | 1890 |
11 |
| Epistar Corporation | 831 |
11 |
| Savant Technologies, LLC | 384 |
11 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1259 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 33845 |
9 |
| Integra LifeSciences Corporation | 266 |
9 |
| Ultravision Technologies, LLC | 29 |
9 |
| Prosperina Ventures LLC | 120 |
9 |
| Nichia Corporation | 3870 |
8 |
| Other owners | 554 |