- 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 5/02 - Refractors for light sources of prismatic shape
Patent holdings for IPC class F21V 5/02
Total number of patents in this class: 644
10-year publication summary
|
57
|
50
|
66
|
27
|
57
|
27
|
37
|
17
|
24
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sharp Kabushiki Kaisha | 18530 |
32 |
| Signify Holding B.V. | 8030 |
24 |
| ABL IP Holding LLC | 1890 |
18 |
| Enplas Corporation | 886 |
15 |
| Hubbell Lighting, Inc | 582 |
15 |
| Minebea Mitsumi Inc. | 1938 |
15 |
| Lighting Defense Group, LLC | 44 |
13 |
| Koito Manufacturing Co., Ltd. | 2442 |
12 |
| Dai Nippon Printing Co., Ltd. | 4237 |
11 |
| 3m Innovative Properties Company | 17488 |
10 |
| LG Innotek Co., Ltd. | 8453 |
8 |
| ROBE Lighting s.r.o. | 149 |
8 |
| Koninklijke Philips N.V. | 25832 |
7 |
| Bright View Technologies Corporation | 20 |
7 |
| Ideal Industries Lighting LLC | 930 |
7 |
| Go Fan Yourself, LLC | 54 |
7 |
| Mitsubishi Electric Corporation | 47971 |
6 |
| Japan Display Inc. | 2993 |
6 |
| Boe Technology Group Co., Ltd. | 44004 |
6 |
| Stanley Electric Co., Ltd. | 1372 |
6 |
| Other owners | 411 |