- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21S - Non-portable lighting devices; systems thereof; vehicle lighting devices specially adapted for vehicle exteriors
- F21S 41/00 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
Patent holdings for IPC class F21S 41/00
Total number of patents in this class: 228
10-year publication summary
|
1
|
2
|
19
|
67
|
56
|
26
|
25
|
12
|
15
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 1991 |
28 |
| Dai Nippon Printing Co., Ltd. | 3891 |
14 |
| Ichikoh Industries, Ltd. | 303 |
14 |
| Stanley Electric Co., Ltd. | 1102 |
10 |
| Valeo Vision | 1219 |
10 |
| HASCO Vision Technology Co.,Ltd. | 260 |
10 |
| Hella GmbH & Co. KGaA | 1392 |
9 |
| Mitsubishi Electric Corporation | 43934 |
5 |
| Honda Motor Co., Ltd. | 24537 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
| Lumileds Holding B.V. | 358 |
4 |
| Lumileds LLC | 1827 |
4 |
| Maxell, Ltd. | 2533 |
4 |
| Nichia Corporation | 3394 |
3 |
| Zkw Group GmbH | 578 |
3 |
| Hyundai Motor Company | 19021 |
2 |
| LG Innotek Co., Ltd. | 6758 |
2 |
| Tyco Electronics Canada ULC | 60 |
2 |
| Mazda Motor Corporation | 3087 |
2 |
| Grote Industries, Inc. | 147 |
2 |
| Other owners | 92 |