Inventor · disambiguated record
Robert C. Zinkgraf
Also filed as: ZINKGRAF ROBERT C
9 granted patents·116 citations·filing 1979–1979
89Inventor score
Files withDART IND INC9
Top patents by PatentIndex Score
9 records- 0194USD256756SPlateDART IND INC·Filed 1979·Granted Sep 9, 1980·34 cites·1 claims
- 0293USD256646SCovered dishDART IND INC·Filed 1979·Granted Sep 2, 1980·32 cites·1 claims
- 0378USD257313STea potDART IND INC·Filed 1979·Granted Oct 14, 1980·13 cites·1 claims
- 0469USD256654SCombined roasting pan and rackDART IND INC·Filed 1979·Granted Sep 2, 1980·9 cites·1 claims
- 0567USD256648SDishDART IND INC·Filed 1979·Granted Sep 2, 1980·8 cites·1 claims
- 0664USD256647SRoasting panDART IND INC·Filed 1979·Granted Sep 2, 1980·7 cites·1 claims
- 0760USD256653SRoasting rackDART IND INC·Filed 1979·Granted Sep 2, 1980·6 cites·1 claims
- 0857USD257311SPitcherDART IND INC·Filed 1979·Granted Oct 14, 1980·5 cites·1 claims
- 0943USD259382SPanDART IND INC·Filed 1979·Granted Jun 2, 1981·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →