Inventor · disambiguated record
Edward A. Krupotich
Also filed as: KRUPOTICH EDWARD A
9 granted patents·162 citations·filing 1975–1994
89Inventor score
Top patents by PatentIndex Score
9 records- 0193US4576287AApparatus and method for checking the contents of envelopes and sorting documents by thicknessOMATION CORP·Filed 1983·Granted Mar 18, 1986·58 cites·6 claims
- 0280US5156515AMachine for extracting contents from envelopesOMATION CORP·Filed 1991·Granted Oct 20, 1992·42 cites·27 claims
- 0358USD250701SEnvelope power stackerOMATION CORP·Filed 1977·Granted Jan 2, 1979·6 cites·1 claims
- 0458US3943807AAutomated envelope openerOMATION CORP·Filed 1975·Granted Mar 16, 1976·14 cites·10 claims
- 0556US5470182AEnvelope opening machineOMATION CORP·Filed 1994·Granted Nov 28, 1995·18 cites·19 claims
- 0653US5924840AMethod of extracting contents from envelopesOPEX CORP·Filed 1992·Granted Jul 20, 1999·15 cites·21 claims
- 0751USD254059SEnvelope power stackerOMATION CORP·Filed 1978·Granted Jan 29, 1980·4 cites·1 claims
- 0842USD278250SEnvelope power conveyor stackerOMATION CORP·Filed 1982·Granted Apr 2, 1985·3 cites·1 claims
- 0936USD299774SEnvelope conveyor/stackerOMATION CORP·Filed 1986·Granted Feb 7, 1989·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →