- 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 41/147 - Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
Patent holdings for IPC class F21S 41/147
Total number of patents in this class: 409
10-year publication summary
|
5
|
36
|
67
|
76
|
66
|
57
|
37
|
46
|
36
|
12
|
| 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 |
79 |
| Valeo Vision | 1219 |
57 |
| Zkw Group GmbH | 578 |
32 |
| Stanley Electric Co., Ltd. | 1102 |
24 |
| Ichikoh Industries, Ltd. | 303 |
21 |
| Lumileds LLC | 1827 |
16 |
| Mitsubishi Electric Corporation | 43934 |
12 |
| Hella GmbH & Co. KGaA | 1392 |
11 |
| Hyundai Mobis Co., Ltd. | 2668 |
10 |
| Valeo North America, Inc. | 242 |
10 |
| HASCO Vision Technology Co.,Ltd. | 260 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
9 |
| Lumileds Holding B.V. | 358 |
8 |
| Chian Yih Optotech Co., Ltd. | 13 |
7 |
| Marelli Automotive Lighting Reutlingen (Germany) GmbH | 72 |
6 |
| Docter Optics SE | 116 |
5 |
| North American Lighting, Inc. | 25 |
5 |
| PSA Automobiles SA | 2057 |
5 |
| Automotive Lighting Reutlingen GmbH | 60 |
4 |
| SL Corporation | 241 |
4 |
| Other owners | 74 |