Inventor · disambiguated record
Richard D. Hartz
Also filed as: HARTZ RICHARD D
4 granted patents·2 pending applications·101 citations·filing 1989–2007
79Inventor score
Top patents by PatentIndex Score
6 records- 0173US6114833AMonitoring and controlling system for battery and battery chargerLESTER ELECTRICAL OF NEBRASKA·Filed 1997·Granted Sep 5, 2000·75 cites·23 claims
- 0251US5341690AComposite wastewater samplerISCO INC·Filed 1989·Granted Aug 30, 1994·11 cites·24 claims
- 0345US6178831B1Composite wastewater samplerISCO INC·Filed 1997·Granted Jan 30, 2001·9 cites·6 claims
- 0441US2007271015A1Vehicle monitoring systemLESTER ELECTRICAL OF NEBRASKA·Filed 2007·Application pending·0 cites
- 0539US5652397AComposite wastewater samplerISCO INC·Filed 1995·Granted Jul 29, 1997·6 cites·4 claims
- 0635US2004044452A1Vehicle monitoring systemLESTER ELECTRICAL OF NEBRASKA·Filed 2002·Application pending·0 cites
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