Inventor · disambiguated record
Mario W. Espin
Also filed as: ESPIN MARIO W
7 granted patents·74 citations·filing 1982–1991
85Inventor score
Top patents by PatentIndex Score
7 records- 0175USD311483SScrew driver bitESPIN HELEN P·Filed 1986·Granted Oct 23, 1990·18 cites·1 claims
- 0269USD341763SSocket for a screwdriverMULTI VIDEO INC·Filed 1991·Granted Nov 30, 1993·16 cites·1 claims
- 0369USD312034SScrew driver bitESPIN HELEN P·Filed 1986·Granted Nov 13, 1990·14 cites·1 claims
- 0456US4496999AVideo tape cassette and device thereforESPIN MARIO W·Filed 1982·Granted Jan 29, 1985·10 cites·4 claims
- 0539US4899946AApparatus for inspection and repair of recording tape cassettesMULTI VIDEO INC·Filed 1988·Granted Feb 13, 1990·7 cites·18 claims
- 0634US5060879AFixture for attaching recording tape leader to a tape reelMULTI VIDEO INC·Filed 1990·Granted Oct 29, 1991·3 cites·10 claims
- 0734US4765050AApparatus and method for disassembling a magnetic tape cassetteESPIN MARIO W·Filed 1987·Granted Aug 23, 1988·6 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →