Inventor · disambiguated record
Dongyan Zhai
Also filed as: ZHAI DONGYAN
1 granted patent·1 pending application·0 citations·filing 2019–2022
1Inventor score
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2 records- 0148US2023180648A1Mowing height adjusting device and automatic mower having sameWILLAND BEIJING TECH CO LTD·Filed 2022·Application pending·0 cites
- 0238US11150661B2Scooter having a contracting steering handle for unmanned operationNINEBOT BEIJING TECH CO LTD·Filed 2019·Granted Oct 19, 2021·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →