- 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 5/08 - Refractors for light sources producing an asymmetric light distribution
Patent holdings for IPC class F21V 5/08
Total number of patents in this class: 346
10-year publication summary
|
45
|
38
|
34
|
30
|
36
|
20
|
24
|
26
|
14
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 6837 |
32 |
| Ideal Industries Lighting LLC | 1168 |
21 |
| ABL IP Holding LLC | 1929 |
10 |
| Bridgelux, Inc. | 351 |
8 |
| Opple Lighting Co., Ltd. | 698 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
| Enplas Corporation | 900 |
7 |
| Seoul Semiconductor Co., Ltd. | 1073 |
7 |
| Suzhou Opple Lighting Co., Ltd. | 479 |
7 |
| Nichia Corporation | 3394 |
6 |
| Tyco Fire & Security GmbH | 2172 |
6 |
| Zumtobel Lighting GmbH | 701 |
6 |
| Hubbell Lighting, Inc | 673 |
6 |
| OSRAM GmbH | 2442 |
5 |
| Boe Technology Group Co., Ltd. | 35384 |
5 |
| Ledil Oy | 102 |
5 |
| Lumileds LLC | 1827 |
5 |
| Self Electronics Co., Ltd. | 150 |
5 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
4 |
| Ichikoh Industries, Ltd. | 303 |
4 |
| Other owners | 182 |