Individual holder
MAKOWKA KENNETH R
US·3 granted patents·161 citations·filing 1987–1990
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0184US4834552ATamper-evident seal for envelope and method of making sameMAKOWKA KENNETH R·Filed 1988·Granted May 30, 1989·75 cites·31 claims
- 0271US5077001ATamper-evident sealing system for envelope having special characteristics and method of making sameMAKOWKA KENNETH R·Filed 1990·Granted Dec 31, 1991·50 cites·42 claims
- 0364US4733817AEnvelope system with multiple pocketsMAKOWKA KENNETH R·Filed 1987·Granted Mar 29, 1988·36 cites·33 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →