- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21S - Non-portable lighting devicessystems thereofvehicle lighting devices specially adapted for vehicle exteriors
- F21S 41/255 - Lenses with a front view of circular or truncated circular outline
Patent holdings for IPC class F21S 41/255
Total number of patents in this class: 411
10-year publication summary
|
28
|
55
|
80
|
73
|
36
|
37
|
37
|
35
|
37
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 2288 |
78 |
| Valeo Vision | 1542 |
52 |
| Zkw Group GmbH | 618 |
36 |
| Stanley Electric Co., Ltd. | 1266 |
24 |
| Hella GmbH & Co. KGaA | 1616 |
23 |
| HASCO Vision Technology Co.,Ltd. | 302 |
12 |
| Ichikoh Industries, Ltd. | 353 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 31882 |
9 |
| Hyundai Mobis Co., Ltd. | 3217 |
9 |
| LG Electronics Inc. | 73578 |
8 |
| SL Corporation | 283 |
7 |
| Mitsubishi Electric Corporation | 46449 |
6 |
| Valeo North America, Inc. | 237 |
6 |
| Chian Yih Optotech Co., Ltd. | 13 |
6 |
| Toyota Motor Corporation | 32869 |
5 |
| J.W. Speaker, Corporation | 51 |
5 |
| Lumileds Singapore Pte. Ltd. | 1269 |
5 |
| Docter Optics SE | 117 |
4 |
| Lumileds Holding B.V. | 322 |
4 |
| PSA Automobiles SA | 2067 |
4 |
| Other owners | 97 |