Assignee
RISTVEDT JOHNSON INC
US·7 granted patents·1,059 citations·filing 1980–1987
Top patents by PatentIndex Score
7 records- 0198US4765464AWrapped coin roll and method of forming sameRISTVEDT JOHNSON INC·Filed 1986·Granted Aug 23, 1988·517 cites·6 claims
- 0292US4731043ACoin sorterRISTVEDT JOHNSON INC·Filed 1987·Granted Mar 15, 1988·146 cites·39 claims
- 0387US4564036ACoin sorting system with controllable stopRISTVEDT JOHNSON INC·Filed 1983·Granted Jan 14, 1986·124 cites·14 claims
- 0485US4531531ACoin handling machineRISTVEDT JOHNSON INC·Filed 1983·Granted Jul 30, 1985·103 cites·10 claims
- 0583US4549561ACoin handling machineRISTVEDT JOHNSON INC·Filed 1984·Granted Oct 29, 1985·80 cites·11 claims
- 0677US4718218ACoin wrapping mechanismRISTVEDT JOHNSON INC·Filed 1985·Granted Jan 12, 1988·50 cites·4 claims
- 0771US4444212ACoin handling machineRISTVEDT JOHNSON INC·Filed 1980·Granted Apr 24, 1984·39 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →