- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21V - Functional features or details of lighting devices or systems thereof; structural 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: 455
10-year publication summary
|
38
|
58
|
56
|
69
|
47
|
49
|
44
|
41
|
35
|
10
|
| 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 |
57 |
| Signify Holding B.V. | 6837 |
15 |
| Sony Corporation | 32931 |
13 |
| Stanley Electric Co., Ltd. | 1102 |
12 |
| Dai Nippon Printing Co., Ltd. | 3891 |
10 |
| Hyundai Motor Company | 19021 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
8 |
| Valeo Vision | 1219 |
8 |
| Living style (B.V.I.) Limited | 139 |
8 |
| OSRAM GmbH | 2442 |
7 |
| MAG Instrument, Inc. | 174 |
7 |
| LG Electronics Inc. | 69257 |
6 |
| Koninklijke Philips Electronics N.V. | 13133 |
6 |
| Musco Corporation | 232 |
6 |
| Quarkstar LLC | 215 |
6 |
| Guangzhou Haoyang Electronic Co., Ltd. | 194 |
5 |
| ROBE Lighting s.r.o. | 109 |
5 |
| Arnold & Richter Cine Technik GmbH & Co. Betriebs KG | 304 |
4 |
| Ledvance LLC | 336 |
4 |
| Glen Dimplex Americas Limited | 103 |
4 |
| Other owners | 256 |