- 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 41/27 - Thick lenses
Patent holdings for IPC class F21S 41/27
Total number of patents in this class: 156
10-year publication summary
|
0
|
4
|
22
|
14
|
23
|
16
|
15
|
21
|
36
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valeo Vision | 1219 |
26 |
| Koito Manufacturing Co., Ltd. | 1991 |
20 |
| Stanley Electric Co., Ltd. | 1102 |
14 |
| Mitsubishi Electric Corporation | 43934 |
13 |
| Ichikoh Industries, Ltd. | 303 |
11 |
| Hyundai Mobis Co., Ltd. | 2668 |
9 |
| Envisics Ltd. | 132 |
6 |
| HASCO Vision Technology Co.,Ltd. | 260 |
6 |
| Docter Optics SE | 116 |
5 |
| Zkw Group GmbH | 578 |
5 |
| SL Corporation | 241 |
4 |
| Hella GmbH & Co. KGaA | 1392 |
4 |
| Maxell Holdings, Ltd. | 1422 |
3 |
| Maxell, Ltd. | 2533 |
3 |
| H.A. Automotive Systems, Inc. | 11 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| Quarkstar LLC | 215 |
2 |
| Young Optics Inc. | 247 |
2 |
| Marelli Automotive Lighting Reutlingen (Germany) GmbH | 72 |
2 |
| Apple Inc. | 50209 |
1 |
| Other owners | 15 |