Self-powered wireless keyboard
US-11942791-B2 · Mar 26, 2024 · US
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Mi Chengwei patents
Mi Chengwei is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Mi Chengwei |
| Total patents | 4 |
| First publication | Apr 14, 2022 |
| Latest publication | Mar 26, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Mechanical energy-based self-powering counting system
US-11829841-B2 · Nov 28, 2023 · US
Mechanical Energy-Based Self-Powering Counting System
US-2022147789-A1 · May 12, 2022 · US
Self-powered wireless keyboard
US-2022115906-A1 · Apr 14, 2022 · 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 |
|---|---|
| Beijing Institute Tech | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H02J7/32 | 4 |
| H02J50/001 | 4 |
| H02J2101/24 | 2 |
| H02J7/50 | 2 |
| H02J2105/44 | 2 |