Inventor · name-matched record
CHEN KEYU
3 granted patents·0 citations·filing 2023–2024
37Inventor score
Technology areasE21B
Files withCCTEG CHONGQING RES INSTITUTE CO LTD3
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.
Top patents by PatentIndex Score
3 records- 0147US12584356B2Power head of directional drillCCTEG CHONGQING RES INSTITUTE CO LTD·Filed 2024·Granted Mar 24, 2026·0 cites·17 claims
- 0243US12523101B2Rotation angle control and braking device for power head of directional drillCCTEG CHONGQING RES INSTITUTE CO LTD·Filed 2024·Granted Jan 13, 2026·0 cites·9 claims
- 0341US12560028B2Coal mine automatic directional drillCCTEG CHONGQING RES INSTITUTE CO LTD·Filed 2023·Granted Feb 24, 2026·0 cites·10 claims
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Identity basis: exact name match across USPTO filings. How scoring works →