- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21S - Non-portable lighting devicessystems thereofvehicle 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: 211
10-year publication summary
|
22
|
14
|
23
|
16
|
15
|
22
|
38
|
29
|
28
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valeo Vision | 1620 |
40 |
| Koito Manufacturing Co., Ltd. | 2354 |
24 |
| Ichikoh Industries, Ltd. | 373 |
16 |
| Stanley Electric Co., Ltd. | 1323 |
16 |
| Hyundai Mobis Co., Ltd. | 3400 |
14 |
| Mitsubishi Electric Corporation | 47352 |
12 |
| Zkw Group GmbH | 625 |
9 |
| Hella GmbH & Co. KGaA | 1647 |
9 |
| HASCO Vision Technology Co.,Ltd. | 310 |
8 |
| Docter Optics SE | 115 |
6 |
| Envisics Ltd. | 221 |
6 |
| SL Corporation | 297 |
4 |
| Coplus Inc. | 374 |
3 |
| Maxell Holdings, Ltd. | 1272 |
3 |
| Maxell, Ltd. | 2913 |
3 |
| H.A. Automotive Systems, Inc. | 11 |
3 |
| Marelli Automotive Lighting Reutlingen (Germany) GmbH | 71 |
3 |
| Texas Instruments Incorporated | 19542 |
2 |
| LG Innotek Co., Ltd. | 8037 |
2 |
| Quarkstar LLC | 227 |
2 |
| Other owners | 26 |