- 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 7/22 - Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
Patent holdings for IPC class F21V 7/22
Total number of patents in this class: 932
10-year publication summary
|
168
|
115
|
73
|
34
|
28
|
15
|
16
|
11
|
9
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 8146 |
53 |
| Nichia Corporation | 3886 |
25 |
| Sharp Kabushiki Kaisha | 18495 |
24 |
| Toray Industries, Inc. | 7143 |
20 |
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 423 |
19 |
| Sony Corporation | 30097 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
15 |
| LG Innotek Co., Ltd. | 8525 |
15 |
| 3m Innovative Properties Company | 17459 |
14 |
| OSRAM GmbH | 2191 |
14 |
| Ushio Denki Kabushiki Kaisha | 1209 |
14 |
| Led-ip Management, LLC | 822 |
14 |
| Appotronics Corporation Limited | 1135 |
11 |
| LG Electronics Inc. | 75910 |
10 |
| Koninklijke Philips N.V. | 25978 |
10 |
| ABL IP Holding LLC | 1885 |
10 |
| GE Lighting Solutions, LLC | 177 |
10 |
| Nippon Electric Glass Co., Ltd. | 2561 |
10 |
| Seiko Epson Corporation | 20365 |
9 |
| SABIC Global Technologies B.V. | 4614 |
9 |
| Other owners | 608 |