Inventor · disambiguated record

Stefan Aernout Hartman

Also filed as: HARTMAN STEFAN AERNOUT

1 granted patent·1 pending application·0 citations·filing 2013–2013

6Inventor score

Technology areasE21B

Files withKRIESELS PETRUS CORNELIS1 SHELL OIL CO1

Top patents by PatentIndex Score

2 records

0132US2015101803A1Method and system for sealing an annulus enclosing a tubular elementKRIESELS PETRUS CORNELIS·Filed 2013·Application pending·0 cites
0231US9482070B2Method and system for sealing an annulus enclosing a tubular elementSHELL OIL CO·Filed 2013·Granted Nov 1, 2016·0 cites·14 claims

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