Inventor · disambiguated record
Marinus Hartman
Also filed as: HARTMAN MARINUS
3 granted patents·65 citations·filing 1993–1993
72Inventor score
Files withSCHLUMBERGER CA LTD3
Top patents by PatentIndex Score
3 records- 0176US5364290AElectric utility revenue meter polycarbonate baseSCHLUMBERGER CA LTD·Filed 1993·Granted Nov 15, 1994·46 cites·5 claims
- 0243US5495238AInduction watt-hour meter non-intrusive and concealed pulse initiatorSCHLUMBERGER CA LTD·Filed 1993·Granted Feb 27, 1996·15 cites·13 claims
- 0325US5399966AInduction watt-hour meter rotary disc mounting and bearing systemSCHLUMBERGER CA LTD·Filed 1993·Granted Mar 21, 1995·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →