- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/60 - Lamps in which the discharge space is substantially filled with mercury before ignition
Patent holdings for IPC class H01J 61/60
Total number of patents in this class: 5
10-year publication summary
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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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1
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koninklijke Philips Electronics N.V. | 13133 |
1 |
| Toyoda Gosei Co., Ltd. | 1746 |
1 |
| OSRAM GmbH | 2442 |
1 |
| Photoscience Japan Corporation | 21 |
1 |
| PLANSEE Metall GmbH | 6 |
1 |
| Other owners | 0 |