Frequency control for a frequency generator of an ion engine
US-10823157-B2 · Nov 3, 2020 · US
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John Frederik patents
John Frederik is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | John Frederik |
| Total patents | 3 |
| First publication | Oct 4, 2018 |
| Latest publication | Nov 3, 2020 |
Notable patents
Publications ranked by popularity score, then publication date.
Energy supply unit for a traveling wave tube
US-10778166-B2 · Sep 15, 2020 · US
Frequency control for a frequency generator of an ion engine
US-2018283365-A1 · Oct 4, 2018 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Tesat Spacecom Gmbh & Co Kg | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H05H2242/22 | 2 |
| B64G1/413 | 2 |
| F03H1/0018 | 2 |
| H03L5/02 | 2 |
| H03J3/04 | 2 |