Inventor · disambiguated record
Lihui Mao
Also filed as: MAO LIHUI
3 granted patents·0 citations·filing 2019–2020
37Inventor score
Files withHANGZHOU DANA TECH INC3
Top patents by PatentIndex Score
3 records- 0158US11749128B2Answer correction method and deviceHANGZHOU DANA TECH INC·Filed 2019·Granted Sep 5, 2023·0 cites·17 claims
- 0241US11450081B2Examination paper correction method and apparatus, electronic device, and storage mediumHANGZHOU DANA TECH INC·Filed 2020·Granted Sep 20, 2022·0 cites·8 claims
- 0340US11410407B2Method and device for generating collection of incorrectly-answered questionsHANGZHOU DANA TECH INC·Filed 2019·Granted Aug 9, 2022·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →