- All sections
- H - Electricity
- H01K - Electric incandescent lamps
- H01K 3/16 - Joining of caps to vessel
Patent holdings for IPC class H01K 3/16
Total number of patents in this class: 7
10-year publication summary
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0
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0
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1
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1
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1
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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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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xiamen Eco Lighting Co. Ltd. | 288 |
4 |
| Koninklijke Philips Electronics N.V. | 10120 |
2 |
| Philips Intellectual Property & Standards GmbH | 2002 |
1 |
| Other owners | 0 |