- 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 9/30 - Elements containing photoluminescent material distinct from or spaced from the light source
Patent holdings for IPC class F21V 9/30
Total number of patents in this class: 982
10-year publication summary
|
157
|
172
|
143
|
110
|
115
|
102
|
76
|
60
|
53
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 8161 |
78 |
| Nichia Corporation | 3888 |
71 |
| Panasonic Intellectual Property Management Co., Ltd. | 34403 |
62 |
| Quarkstar LLC | 226 |
23 |
| Sony Corporation | 30080 |
20 |
| Stanley Electric Co., Ltd. | 1392 |
19 |
| Korrus, Inc. | 488 |
19 |
| LG Innotek Co., Ltd. | 8543 |
18 |
| Lumileds Singapore Pte. Ltd. | 1261 |
18 |
| Appotronics Corporation Limited | 1135 |
15 |
| FUJIFILM Corporation | 30653 |
13 |
| Ford Global Technologies, LLC | 21600 |
13 |
| Sharp Corporation | 10860 |
12 |
| Optovate Limited | 36 |
12 |
| Showa Denko Materials Co., Ltd. | 624 |
12 |
| Seiko Epson Corporation | 20406 |
11 |
| Toray Industries, Inc. | 7145 |
11 |
| L&L Candle Company, LLC | 290 |
11 |
| Vyv, Inc. | 36 |
10 |
| SVV Technology Innovations, Inc. | 122 |
9 |
| Other owners | 525 |