- 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 17/04 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages onto or by the light source
Patent holdings for IPC class F21V 17/04
Total number of patents in this class: 122
10-year publication summary
|
12
|
16
|
28
|
11
|
3
|
6
|
9
|
11
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Korrus, Inc. | 487 |
7 |
| Haisong Dong | 6 |
5 |
| Musco Corporation | 286 |
4 |
| SN Modern Lighting, LLC | 284 |
4 |
| OSRAM GmbH | 2210 |
3 |
| Boe Technology Group Co., Ltd. | 44029 |
3 |
| Cyalume Technologies, Inc. | 71 |
3 |
| Signify Holding B.V. | 8052 |
3 |
| OPTOTRONIC GmbH | 150 |
3 |
| Koninklijke Philips N.V. | 25856 |
2 |
| Koninklijke Philips Electronics N.V. | 7455 |
2 |
| Au Optronics Corporation | 3211 |
2 |
| Osram AG | 287 |
2 |
| Nichia Corporation | 3874 |
2 |
| ABL IP Holding LLC | 1887 |
2 |
| Cosmo Lighting Inc. | 14 |
2 |
| Designs for Vision, Inc. | 108 |
2 |
| Dialight Corporation | 216 |
2 |
| Ushio Denki Kabushiki Kaisha | 1207 |
2 |
| Hubbell Lighting, Inc | 582 |
2 |
| Other owners | 65 |