Assignee

MAY MARK

US·4 granted patents·8 citations·filing 2014–2022

Technology mixE21B4

Top patents by PatentIndex Score

4 records

0180US9879518B2Intelligent reamer for rotary/sliding drilling system and methodMAY MARK·Filed 2014·Granted Jan 30, 2018·6 cites·14 claims
0278US10697285B2Intelligent reamer for rotary/sliding drilling system and methodMAY MARK·Filed 2017·Granted Jun 30, 2020·2 cites·7 claims
0363US11396802B2Intelligent reamer for rotary/sliding drilling system and methodMAY MARK·Filed 2020·Granted Jul 26, 2022·0 cites·10 claims
0452US11970930B2Intelligent circulating sub for rotary/sliding drilling system and methodMAY MARK·Filed 2022·Granted Apr 30, 2024·0 cites·19 claims

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