- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 13/28 - Selection of substances for gas filling; Means for obtaining or maintaining the desired pressure within the tube
Patent holdings for IPC class H01J 13/28
Total number of patents in this class: 2
10-year publication summary
|
1
|
0
|
1
|
1
|
0
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0
|
0
|
0
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0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Fusion Inc. | 72 |
1 |
| Triad National Security, LLC | 580 |
1 |
| Other owners | 0 |