Inventor · disambiguated record

Johannes H. G. Surewaard

Also filed as: SUREWAARD JOHANNES H G

1 granted patent·75 citations·filing 1991–1991

51Inventor score

Technology areasG01F

Files withSHELL OIL CO1

Top patents by PatentIndex Score

1 record

0188US5168932ADetecting outflow or inflow of fluid in a wellboreSHELL OIL CO·Filed 1991·Granted Dec 8, 1992·75 cites·14 claims

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