Inventor · disambiguated record
Arild F. Stein
Also filed as: STEIN ARILD F
4 granted patents·12 citations·filing 2012–2022
65Inventor score
Technology areasE21B
Top patents by PatentIndex Score
4 records- 0174US10082005B2Method and device for setting and retrieving a crown plugINTERWELL AS·Filed 2016·Granted Sep 25, 2018·7 cites·20 claims
- 0259US9267345B2Flow activated circulating valveGRANDE EIRIK·Filed 2012·Granted Feb 23, 2016·5 cites·12 claims
- 0347US12416217B2Well tool device for injecting a fluid through a hole in a well boreINTERWELL NORWAY AS·Filed 2022·Granted Sep 16, 2025·0 cites·21 claims
- 0441US11280181B2Method and system for integrity testingINTERWELL NORWAY AS·Filed 2018·Granted Mar 22, 2022·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →