- 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 9/00 - Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
Patent holdings for IPC class F21V 9/00
Total number of patents in this class: 1068
10-year publication summary
|
94
|
104
|
64
|
45
|
34
|
36
|
32
|
20
|
39
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 8181 |
28 |
| Wangs Alliance Corp., DBA WAC Lighting | 261 |
26 |
| Led-ip Management, LLC | 815 |
26 |
| Quarkstar LLC | 226 |
22 |
| FUJIFILM Corporation | 30689 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 34471 |
17 |
| Dai Nippon Printing Co., Ltd. | 4270 |
17 |
| Appotronics Corporation Limited | 1136 |
17 |
| Samsung Electronics Co., Ltd. | 159029 |
16 |
| LG Electronics Inc. | 76087 |
15 |
| Sony Corporation | 30052 |
13 |
| Stanley Electric Co., Ltd. | 1396 |
13 |
| Creeled, Inc. | 971 |
13 |
| Savant Technologies, LLC | 389 |
12 |
| Lumileds Singapore Pte. Ltd. | 1261 |
12 |
| ABL IP Holding LLC | 1879 |
11 |
| Koito Manufacturing Co., Ltd. | 2488 |
11 |
| LG Innotek Co., Ltd. | 8566 |
10 |
| Nichia Corporation | 3889 |
10 |
| Coretronic Corporation | 1377 |
10 |
| Other owners | 751 |