Side brush and intelligent cleaning device
US-2025339010-A1 · Nov 6, 2025 · US
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Mi Chang patents
Mi Chang is listed as an inventor on 10 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Mi Chang |
| Total patents | 10 |
| First publication | Jul 29, 2021 |
| Latest publication | Nov 6, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Side brush and intelligent cleaning device
US-12383111-B2 · Aug 12, 2025 · US
Self-cleaning maintenance station and self-cleaning system
US-2025057383-A1 · Feb 20, 2025 · US
Intelligent cleaning device
US-2024341551-A1 · Oct 17, 2024 · US
Universal wheel assembly and smart cleaning device having same
US-12090785-B2 · Sep 17, 2024 · US
Intelligent cleaning device
US-12048412-B2 · Jul 30, 2024 · US
Brush
US-D944479-S · Feb 22, 2022 · US
Intelligent cleaning device
US-2021315431-A1 · Oct 14, 2021 · US
Universal Wheel Assembly and Smart Cleaning Device Having Same
US-2021276365-A1 · Sep 9, 2021 · US
Side brush and intelligent cleaning device
US-2021228048-A1 · Jul 29, 2021 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Beijing Roborock Technology Co Ltd | 10 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A47L2201/00 | 8 |
| A47L11/24 | 6 |
| A47L11/4072 | 5 |
| A47L11/40 | 4 |
| A47L9/009 | 4 |