- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21K - Non-electric light sources using luminescencelight sources using electrochemiluminescencelight sources using charges of combustible materiallight sources using semiconductor devices as light-generating elementslight sources not otherwise provided for
- F21K 5/04 - Plural charges, e.g. associated for sequential ignition
Patent holdings for IPC class F21K 5/04
Total number of patents in this class: 1
10-year publication summary
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0
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0
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1
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0
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0
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Suzhou Lekin Semiconductor Co., Ltd. | 1318 |
1 |
| Other owners | 0 |