Inventor · disambiguated record

Daihui Ma

Also filed as: MA DAIHUI

1 granted patent·0 citations·filing 2023–2023

1Inventor score

Technology areasE21B

Files withCCTEG CHONGQING RES INSTITUTE1

Top patents by PatentIndex Score

1 record

0136US12448847B2Coal mine intelligent directional drill and drilling method thereforCCTEG CHONGQING RES INSTITUTE·Filed 2023·Granted Oct 21, 2025·0 cites·19 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →