Inventor · disambiguated record
Jianghe Luo
Also filed as: LUO JIANGHE
3 granted patents·12 citations·filing 2018–2019
59Inventor score
Technology areasE21B
Files withSEED TECH CORP LTD3
Top patents by PatentIndex Score
3 records- 0165USD875147SDrill bitSEED TECH CORP LTD·Filed 2018·Granted Feb 11, 2020·11 cites·1 claims
- 0263US10975628B2Drill bit nozzle and drill bitSEED TECH CORP LTD·Filed 2018·Granted Apr 13, 2021·1 cites·8 claims
- 0342US11053743B2Polycrystalline diamond compact drill bit and oil well drilling apparatus having the sameSEED TECH CORP LTD·Filed 2019·Granted Jul 6, 2021·0 cites·12 claims
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