- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 13/14 - Cooling, heating, circulating, filtering, or controlling level of the liquid
Patent holdings for IPC class H01J 13/14
Total number of patents in this class: 1
10-year publication summary
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Tokyo Electron Limited | 11599 |
1 |
Other owners | 0 |