- 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 29/78 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with helically or spirally arranged fins or blades
Patent holdings for IPC class F21V 29/78
Total number of patents in this class: 49
10-year publication summary
|
6
|
5
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6
|
4
|
2
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3
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3
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3
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0
|
2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milwaukee Electric Tool Corporation | 4811 |
9 |
| Signify Holding B.V. | 7901 |
6 |
| Seiko Epson Corporation | 20013 |
3 |
| Dialight Corporation | 220 |
3 |
| Intel Corporation | 46680 |
2 |
| ABL IP Holding LLC | 1895 |
2 |
| Lighting Science Group Corporation | 175 |
2 |
| Philips Lighting Holding B.V. | 1339 |
2 |
| Hubbell Lighting, Inc | 604 |
2 |
| Sony Corporation | 30397 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33507 |
1 |
| GE Medical Systems Global Technology Company, LLC | 219 |
1 |
| Bridgelux, Inc. | 372 |
1 |
| Covestro Deutschland AG | 2800 |
1 |
| Koito Manufacturing Co., Ltd. | 2385 |
1 |
| Ozyegin Universitesi | 103 |
1 |
| Shenzhen Qin Bo Core Technology Development Co., Ltd. | 3 |
1 |
| Valeo Vision | 1654 |
1 |
| Zkw Group GmbH | 626 |
1 |
| Savant Technologies, LLC | 370 |
1 |
| Other owners | 7 |