- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21V - Functional features or details of lighting devices or systems thereofstructural combinations of lighting devices with other articles, not otherwise provided for
- F21V 14/04 - Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
Patent holdings for IPC class F21V 14/04
Total number of patents in this class: 501
10-year publication summary
|
54
|
64
|
47
|
48
|
43
|
42
|
37
|
30
|
28
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koito Manufacturing Co., Ltd. | 2363 |
62 |
| Signify Holding B.V. | 7822 |
22 |
| Sony Corporation | 30536 |
13 |
| Stanley Electric Co., Ltd. | 1328 |
13 |
| Dai Nippon Printing Co., Ltd. | 4179 |
10 |
| Living style (B.V.I.) Limited | 158 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 33168 |
9 |
| Hyundai Motor Company | 23382 |
8 |
| Valeo Vision | 1629 |
8 |
| OSRAM GmbH | 2327 |
7 |
| ROBE Lighting s.r.o. | 139 |
7 |
| LG Electronics Inc. | 74619 |
6 |
| Koninklijke Philips Electronics N.V. | 8285 |
6 |
| Guangzhou Haoyang Electronic Co., Ltd. | 243 |
6 |
| Musco Corporation | 289 |
6 |
| Quarkstar LLC | 227 |
6 |
| MAG Instrument, Inc. | 154 |
5 |
| Promier Products Inc. | 119 |
5 |
| Honda Motor Co., Ltd. | 25804 |
4 |
| Troy-CSL Lighting, Inc. | 48 |
4 |
| Other owners | 284 |