Assignee
PEREZ IRMA MARITZA
4 granted patents·25 citations·filing 1997–1997
Top patents by PatentIndex Score
4 records- 0156USD395675SArithmetic instructional apparatusPEREZ IRMA MARITZA·Filed 1997·Granted Jun 30, 1998·11 cites·1 claims
- 0245USD394878SArithmetic instructional apparatusPEREZ IRMA MARITZA·Filed 1997·Granted Jun 2, 1998·7 cites·1 claims
- 0342USD392675SArithmetic instuctional apparatusPEREZ IRMA MARITZA·Filed 1997·Granted Mar 24, 1998·6 cites·1 claims
- 0427USD392674SArithmetic instructional apparatusPEREZ IRMA MARITZA·Filed 1997·Granted Mar 24, 1998·1 cites·1 claims
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