- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/78 - Lamps with low-pressure unconstricted discharge having a filling of permanent gas or gases only with cathode heated only by discharge, e.g. high-tension lamp for advertising
Patent holdings for IPC class H01J 61/78
Total number of patents in this class: 4
10-year publication summary
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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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0
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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
|
|---|---|---|
| Jacques Pelletier | 1 |
1 |
| Universite Joseph Fourier - Grenoble 1 | 76 |
1 |
| Centre National de La Recherche Scientifique (cnrs) | 3191 |
1 |
| Shin Jin Mtec Co., Ltd. | 5 |
1 |
| Other owners | 0 |