- 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: 3771
10-year publication summary
|
329
|
302
|
329
|
283
|
296
|
228
|
259
|
198
|
212
|
163
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7646 |
243 |
| Sharp Kabushiki Kaisha | 18692 |
92 |
| Enplas Corporation | 886 |
73 |
| Nichia Corporation | 3753 |
61 |
| Ideal Industries Lighting LLC | 941 |
57 |
| Koito Manufacturing Co., Ltd. | 2297 |
56 |
| ABL IP Holding LLC | 1905 |
44 |
| Zumtobel Lighting GmbH | 753 |
43 |
| Panasonic Intellectual Property Management Co., Ltd. | 32095 |
40 |
| OSRAM GmbH | 2379 |
38 |
| LG Innotek Co., Ltd. | 7846 |
36 |
| Opple Lighting Co., Ltd. | 841 |
35 |
| Philips Lighting Holding B.V. | 1357 |
34 |
| Stanley Electric Co., Ltd. | 1273 |
33 |
| Valeo Vision | 1552 |
33 |
| Panasonic Corporation | 20018 |
32 |
| Lutron Technology Company LLC | 2587 |
31 |
| Apple Inc. | 55735 |
29 |
| Koninklijke Philips N.V. | 24957 |
29 |
| Schreder, S.A. | 294 |
29 |
| Other owners | 2703 |