H01J 2893/0048
Tubes with a main cathode
H01J2893/0048 (Tubes with a main cathode) appears on 2 US grants and 2 published applications in this corpus.
Search patents in H01J- Granted patents
- 2
- Published applications
- 2
- Assignees
- 3
- Inventors
- 5
- Latest grant
- 30 Oct 2018
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| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
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