- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21S - Non-portable lighting devicessystems thereofvehicle lighting devices specially adapted for vehicle exteriors
- F21S 45/20 - Promoting gas flow in lighting devices, e.g. directing flow toward the cover glass for demisting
Patent holdings for IPC class F21S 45/20
Total number of patents in this class: 20
10-year publication summary
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1
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2
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1
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0
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5
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4
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3
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3
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4
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zkw Group GmbH | 626 |
3 |
| PSA Automobiles SA | 2065 |
3 |
| Valeo Vision | 1633 |
2 |
| GM Global Technology Operations LLC | 15675 |
1 |
| Ford Global Technologies, LLC | 21177 |
1 |
| Nitto Denko Corporation | 8422 |
1 |
| Hyundai Mobis Co., Ltd. | 3441 |
1 |
| Jaguar Land Rover Limited | 4950 |
1 |
| Koito Manufacturing Co., Ltd. | 2366 |
1 |
| Volkswagen AG | 7396 |
1 |
| Foshan Ichikoh Valeo Auto Lighting Systems Co.,LTD. | 20 |
1 |
| Marelli Automotive Lighting Reutlingen (Germany) GmbH | 71 |
1 |
| China FAW Co., Ltd. | 941 |
1 |
| Mercedes-Benz Group AG | 5420 |
1 |
| Yangzhou Longma Lighting Group Co., Ltd. | 3 |
1 |
| Other owners | 0 |