Assignee
ESCORP INC
US·4 granted patents·37 citations·filing 1986–1990
Top patents by PatentIndex Score
4 records- 0157US4889981AManually actuable, machine readable menu card with rib controlled bubblesESCORP INC·Filed 1988·Granted Dec 26, 1989·20 cites·28 claims
- 0235US5144116AApparatus for processing a card having displaceable bubbles thereonESCORP INC·Filed 1990·Granted Sep 1, 1992·8 cites·16 claims
- 0330US4808805AMenu deviceESCORP INC·Filed 1986·Granted Feb 28, 1989·6 cites·30 claims
- 0425US4812630AManually actuable, machine, readable menu cardESCORP INC·Filed 1988·Granted Mar 14, 1989·3 cites·24 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →