Inventor · disambiguated record
David P. Fritz
Also filed as: FRITZ DAVID P · FRITZ DAVID PAUL
7 granted patents·189 citations·filing 1975–2004
86Inventor score
Top patents by PatentIndex Score
7 records- 0194US4637201AWide-cut windrower-conditioner having uniform crop distribution and conditioningHESSTON CORP·Filed 1984·Granted Jan 20, 1987·61 cites·14 claims
- 0285US5463852AWide cut harvester having rotary cutter bedHAY & FORAGE IND·Filed 1994·Granted Nov 7, 1995·56 cites·66 claims
- 0385US4084396AAdjustable row spacing forage headHESSTON CORP·Filed 1976·Granted Apr 18, 1978·44 cites·20 claims
- 0451USRE40611EWide cut harvester having rotary cutter bedAGCO CORP·Filed 2004·Granted Dec 30, 2008·8 cites·69 claims
- 0543US5080009ARound baler having trash discharge mechanismHAY & FORAGE IND·Filed 1990·Granted Jan 14, 1992·13 cites·10 claims
- 0637US4033101AContinuous load stack-forming method and machineHESSTON CORP·Filed 1975·Granted Jul 5, 1977·7 cites·17 claims
- 0729USD243948SCombined tractor and trailing implement for supporting a crop headerHESSTON CORP·Filed 1975·Granted Apr 5, 1977·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →