- 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 5/10 - Refractors for light sources comprising photoluminescent material
Patent holdings for IPC class F21V 5/10
Total number of patents in this class: 40
10-year publication summary
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0
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1
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3
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4
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5
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8
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9
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5
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3
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4
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Quarkstar LLC | 223 |
16 |
| Agency for Science, Technology and Research | 3616 |
3 |
| Bridgelux, Inc. | 365 |
3 |
| Satco Products, Inc. | 70 |
3 |
| Korrus, Inc. | 462 |
2 |
| Hitachi Chemical Company, Ltd. | 2352 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 31330 |
1 |
| Japan Display Inc. | 6667 |
1 |
| ABL IP Holding LLC | 1905 |
1 |
| BSH Hausgeräte GmbH | 5516 |
1 |
| CRYTUR, spol.s r.o. | 6 |
1 |
| Lilibrand LLC | 6 |
1 |
| Lumileds LLC | 1921 |
1 |
| Rensselaer Polytechnic Institute | 821 |
1 |
| University of Washington | 2324 |
1 |
| Hella Saturnus Slovenija d.o.o. | 29 |
1 |
| Crytur spol s.r.o. | 24 |
1 |
| Signify Holding B.V. | 7535 |
1 |
| Other owners | 0 |