- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21S - Non-portable lighting devicessystems thereofvehicle lighting devices specially adapted for vehicle exteriors
- F21S 45/70 - Prevention of harmful light leakage
Patent holdings for IPC class F21S 45/70
Total number of patents in this class: 57
10-year publication summary
|
4
|
10
|
13
|
8
|
6
|
3
|
7
|
3
|
3
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 2504 |
11 |
| Valeo Vision | 1775 |
5 |
| OSRAM Beteiligungsverwaltung GmbH | 75 |
5 |
| Nichia Corporation | 3911 |
3 |
| Ichikoh Industries, Ltd. | 399 |
3 |
| Stanley Electric Co., Ltd. | 1401 |
3 |
| Zkw Group GmbH | 630 |
3 |
| OSRAM GmbH | 2182 |
2 |
| Signify Holding B.V. | 8223 |
2 |
| Nuvoton Technology Corporation Japan | 764 |
2 |
| Nidec Precision Corporation | 40 |
2 |
| Lumileds Singapore Pte. Ltd. | 1261 |
2 |
| Sharp Corporation | 10894 |
1 |
| Texas Instruments Incorporated | 19638 |
1 |
| Nitto Denko Corporation | 8640 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 34623 |
1 |
| Toyoda Gosei Co., Ltd. | 1871 |
1 |
| Murakami Corporation | 224 |
1 |
| Nippon Seiki Co., Ltd. | 1022 |
1 |
| Soraa Laser Diode, Inc. | 15 |
1 |
| Other owners | 6 |