Key generation method, first device, and target second device
US-2026075411-A1 · Mar 12, 2026 · US
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Zhao Feifei patents
Zhao Feifei is listed as an inventor on 12 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Zhao Feifei |
| Total patents | 12 |
| First publication | Nov 26, 2020 |
| Latest publication | Mar 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Communication method, and device
US-2025338223-A1 · Oct 30, 2025 · US
First device, second device, and third device
US-2025330961-A1 · Oct 23, 2025 · US
Electronic device
US-12133345-B2 · Oct 29, 2024 · US
Control method for a parallel MMC unit of a LCC-MMC hybrid cascade converter station
US-11616369-B2 · Mar 28, 2023 · US
Method for evaluating resonance stability of flexible direct current (dc) transmission system in offshore wind farm
US-2022397879-A1 · Dec 15, 2022 · US
Apparatuses and methods for separating, feeding and mounting O-rings
US-11440170-B2 · Sep 13, 2022 · US
Electronic device
US-2022132691-A1 · Apr 28, 2022 · US
Apparatuses and methods for separating, feeding and mounting O-rings
US-11285592-B2 · Mar 29, 2022 · US
Control method for a parallel mmc unit of a lcc-mmc hybrid cascade converter station
US-2021143754-A1 · May 13, 2021 · US
Recent patents
Latest publications not already listed above.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Abb Schweiz Ag | 4 |
| State Grid Jiangsu Electric Power Co Ltd Economic Res Institute | 3 |
| State Grid Jiangsu Electric Power Co Ltd | 3 |
| State Grid Corp China | 3 |
| Guangdong Oppo Mobile Telecommunications Corp Ltd | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B25B27/0028 | 4 |
| Y10T29/53657 | 4 |
| B25J13/086 | 4 |
| B25J15/0616 | 4 |
| B23P19/084 | 4 |