- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21S - Non-portable lighting devicessystems thereofvehicle lighting devices specially adapted for vehicle exteriors
- F21S 45/33 - Ventilation or drainage of lighting devices specially adapted for headlamps
Patent holdings for IPC class F21S 45/33
Total number of patents in this class: 76
10-year publication summary
|
4
|
17
|
14
|
7
|
10
|
5
|
9
|
3
|
6
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 2442 |
8 |
| Amogreentech Co., Ltd. | 644 |
5 |
| Valeo Vision | 1744 |
5 |
| Honda Motor Co., Ltd. | 26008 |
4 |
| Nitto Denko Corporation | 8526 |
4 |
| AML Systems | 34 |
4 |
| Zkw Group GmbH | 631 |
4 |
| W. L. Gore & Associates, Inc. | 2719 |
3 |
| Hella GmbH & Co. KGaA | 1711 |
3 |
| Ford Global Technologies, LLC | 21478 |
2 |
| Flow Dry Technology, Inc. | 15 |
2 |
| Harley-Davidson Motor Company, Inc | 669 |
2 |
| Serdar Plastik Sanayi ve Ticaret Anonim Sirketi | 53 |
2 |
| Van Straten Enterprises, Inc. | 20 |
2 |
| Mercedes-Benz Group AG | 5547 |
2 |
| Toyota Motor Corporation | 35680 |
1 |
| Hyundai Motor Company | 24602 |
1 |
| Kia Motors Corporation | 7718 |
1 |
| Adient Engineering and IP GmbH | 131 |
1 |
| Automotive Lighting Reutlingen GmbH | 60 |
1 |
| Other owners | 19 |