Foldable mechanism and infant carrier thereof
US-11484129-B2 · Nov 1, 2022 · US
Zhang Chengkai is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Zhang Chengkai |
| Total patents | 2 |
| First publication | Mar 18, 2021 |
| Latest publication | Nov 1, 2022 |
Publications ranked by popularity score, then publication date.
US-11484129-B2 · Nov 1, 2022 · US
US-2021076837-A1 · Mar 18, 2021 · US
Latest publications not already listed above.
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Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Wonderland Switzerland Ag | 2 |
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y10T403/32361 | 2 |
| Y10T403/32368 | 2 |
| Y10T403/32336 | 2 |
| F16C2314/73 | 2 |
| F16C11/10 | 2 |