- 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 5/00 - Refractors for light sources
Patent holdings for IPC class F21V 5/00
Total number of patents in this class: 3744
10-year publication summary
|
332
|
315
|
337
|
288
|
304
|
232
|
264
|
201
|
213
|
130
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7563 |
240 |
| Sharp Kabushiki Kaisha | 18738 |
92 |
| Enplas Corporation | 889 |
73 |
| Nichia Corporation | 3705 |
59 |
| Ideal Industries Lighting LLC | 940 |
57 |
| Koito Manufacturing Co., Ltd. | 2245 |
56 |
| ABL IP Holding LLC | 1908 |
45 |
| Zumtobel Lighting GmbH | 743 |
42 |
| Panasonic Intellectual Property Management Co., Ltd. | 31475 |
40 |
| OSRAM GmbH | 2382 |
38 |
| LG Innotek Co., Ltd. | 7653 |
36 |
| Opple Lighting Co., Ltd. | 815 |
34 |
| Philips Lighting Holding B.V. | 1357 |
34 |
| Stanley Electric Co., Ltd. | 1248 |
33 |
| Panasonic Corporation | 20099 |
32 |
| Valeo Vision | 1526 |
31 |
| Apple Inc. | 54937 |
29 |
| Koninklijke Philips N.V. | 24804 |
29 |
| Schreder, S.A. | 291 |
29 |
| Lutron Technology Company LLC | 2549 |
29 |
| Other owners | 2686 |