- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21W - Indexing scheme associated with subclasses , , and , relating to uses or applications of lighting devices or systems
- F21W 102/20 - Illuminance distribution within the emitted light
Patent holdings for IPC class F21W 102/20
Total number of patents in this class: 109
10-year publication summary
|
0
|
0
|
2
|
4
|
23
|
17
|
16
|
12
|
19
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 2274 |
42 |
| Ichikoh Industries, Ltd. | 353 |
9 |
| HASCO Vision Technology Co.,Ltd. | 302 |
9 |
| Stanley Electric Co., Ltd. | 1258 |
8 |
| Hyundai Mobis Co., Ltd. | 3208 |
5 |
| Hella GmbH & Co. KGaA | 1614 |
4 |
| LinOptx, LLC | 5 |
4 |
| Flex-N-Gate Advanced Product Development, LLC | 75 |
3 |
| Honda Motor Co., Ltd. | 25425 |
2 |
| Mazda Motor Corporation | 3164 |
2 |
| SL Corporation | 283 |
2 |
| Valeo Vision | 1537 |
2 |
| Zkw Group GmbH | 616 |
2 |
| Honeywell International Inc. | 13550 |
1 |
| Hyundai Motor Company | 22257 |
1 |
| Funai Electric Co., Ltd. | 523 |
1 |
| Excellence Optoelectronics Inc. | 20 |
1 |
| Il Heung Co., Ltd. | 7 |
1 |
| Toshiba Lighting & Technology Corporation | 267 |
1 |
| Minebea Mitsumi Inc. | 1759 |
1 |
| Other owners | 8 |