Assignee
KEYSTONE MFG CO INC
US·6 granted patents·355 citations·filing 1992–2003
Top patents by PatentIndex Score
6 records- 0196US5893822ASystem for vacuum evacuation and sealing of plastic bagsKEYSTONE MFG CO INC·Filed 1997·Granted Apr 13, 1999·167 cites·8 claims
- 0288US5845562AElectric grillKEYSTONE MFG CO INC·Filed 1998·Granted Dec 8, 1998·79 cites·18 claims
- 0387USD342532SVacuum sealerKEYSTONE MFG CO INC·Filed 1992·Granted Dec 21, 1993·37 cites·1 claims
- 0485USD407598SElectric grillKEYSTONE MFG CO INC·Filed 1998·Granted Apr 6, 1999·32 cites·1 claims
- 0584US6971417B2Apparatus for evacuating bagsKEYSTONE MFG CO INC·Filed 2003·Granted Dec 6, 2005·23 cites·6 claims
- 0669USD435755SElectric grillKEYSTONE MFG CO INC·Filed 2000·Granted Jan 2, 2001·17 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →