Grass trimmer
US-12557730-B2 · Feb 24, 2026 · US
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Li Maohui patents
Li Maohui is listed as an inventor on 14 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Li Maohui |
| Total patents | 14 |
| First publication | Apr 12, 2018 |
| Latest publication | Feb 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Grass trimmer
US-11818979-B2 · Nov 21, 2023 · US
Grass trimmer
US-2022400609-A1 · Dec 22, 2022 · US
Grass trimmer
US-11419262-B2 · Aug 23, 2022 · US
Grass trimmer, operating method thereof and control method thereof
US-11089724-B2 · Aug 17, 2021 · US
Grass trimmer
US-2021015035-A1 · Jan 21, 2021 · US
Grass trimmer
US-10849268-B2 · Dec 1, 2020 · US
Grass trimmer, operating method thereof and control method thereof
US-2020029497-A1 · Jan 30, 2020 · US
Grass Trimmer
US-2020008348-A1 · Jan 9, 2020 · US
Grass trimmer, operating method thereof and control method thereof
US-10440882-B2 · Oct 15, 2019 · US
Recent patents
Latest publications not already listed above.
Grass trimmer
US-2019216013-A1 · Jul 18, 2019 · US
Grass trimmer, operating method thereof and control method thereof
US-10264725-B2 · Apr 23, 2019 · US
Grass trimmer, operating method thereof and control method thereof
US-2018271012-A1 · Sep 27, 2018 · US
Grass trimmer, operating method thereof and control method thereof
US-2018098492-A1 · Apr 12, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Nanjing Chervon Ind Co Ltd | 14 |
| Chervon Hk Ltd | 7 |
| Chervon Hk Ltd | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A01D34/4166 | 14 |
| A01D34/4163 | 10 |
| A01D2101/00 | 8 |
| A01D34/4165 | 8 |
| A01D34/416 | 6 |