Inventor · disambiguated record
David J. Margraf
Also filed as: MARGRAF DAVID J
3 granted patents·49 citations·filing 1985–1987
71Inventor score
Files withALCOR INC3
Top patents by PatentIndex Score
3 records- 0164US4799378APiezoelectric viscometerALCOR INC·Filed 1987·Granted Jan 24, 1989·25 cites·14 claims
- 0258US4623030APiezoelectric ratio weighing deviceALCOR INC·Filed 1985·Granted Nov 18, 1986·19 cites·38 claims
- 0328US4697657APiezoelectric weighing deviceALCOR INC·Filed 1986·Granted Oct 6, 1987·5 cites·41 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →