Inventor · disambiguated record
Robert D. Zera
Also filed as: ZERA ROBERT D
4 granted patents·128 citations·filing 1980–1993
79Inventor score
Top patents by PatentIndex Score
4 records- 0182US5224894ADoll plus invertable containerTONKA CORP·Filed 1990·Granted Jul 6, 1993·60 cites·12 claims
- 0274US5052973AToy car launcher with cable driven shuttle and pulleysTONKA CORP·Filed 1990·Granted Oct 1, 1991·35 cites·17 claims
- 0365US5312094AVacuum clampZERA ROBERT D·Filed 1993·Granted May 17, 1994·29 cites·11 claims
- 0432US4371171ASelf-contained gameCUSTOM CONCEPTS·Filed 1980·Granted Feb 1, 1983·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →