Inventor · disambiguated record
John V. Ballun
Also filed as: BALLUN JOHN V
6 granted patents·107 citations·filing 1986–1997
84Inventor score
Top patents by PatentIndex Score
6 records- 0176US4702275APost assembly for a buried valveAMSTED IND INC·Filed 1986·Granted Oct 27, 1987·36 cites·19 claims
- 0263US4739794ARotatable valve with anti-cavitation structureAMSTED IND INC·Filed 1986·Granted Apr 26, 1988·21 cites·4 claims
- 0353US4863144APlug valveAMSTED IND INC·Filed 1988·Granted Sep 5, 1989·17 cites·17 claims
- 0451US5765595AAir/vacuum valve throttling apparatusVAL MATIC VALVE AND MANUFACTUR·Filed 1997·Granted Jun 16, 1998·16 cites·22 claims
- 0540US4708160APost assembly for buried valve having an above ground actuatorAMSTED IND INC·Filed 1986·Granted Nov 24, 1987·14 cites·10 claims
- 0629US4887629APlug valve and method of assemblyAMSTED IND INC·Filed 1989·Granted Dec 19, 1989·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →