- 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 41/275 - Lens surfaces, e.g. coatings or surface structures
Patent holdings for IPC class F21S 41/275
Total number of patents in this class: 227
10-year publication summary
|
1
|
7
|
22
|
19
|
42
|
30
|
28
|
33
|
26
|
17
|
| 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 |
38 |
| Valeo Vision | 1219 |
21 |
| Zkw Group GmbH | 578 |
19 |
| Stanley Electric Co., Ltd. | 1102 |
16 |
| Hella GmbH & Co. KGaA | 1392 |
15 |
| SL Corporation | 241 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
8 |
| Hyundai Motor Company | 19021 |
6 |
| Ford Global Technologies, LLC | 19702 |
5 |
| Hyundai Mobis Co., Ltd. | 2668 |
5 |
| HASCO Vision Technology Co.,Ltd. | 260 |
5 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
3 |
| Docter Optics SE | 116 |
3 |
| Ichikoh Industries, Ltd. | 303 |
3 |
| Lumileds LLC | 1827 |
3 |
| PSA Automobiles SA | 2057 |
3 |
| Kia Corporation | 6450 |
3 |
| Honda Motor Co., Ltd. | 24537 |
2 |
| Denso Corporation | 23338 |
2 |
| Kia Motors Corporation | 7946 |
2 |
| Other owners | 55 |