Inventor · disambiguated record
Joseph J. Portugal
Also filed as: PORTUGAL JOSEPH J
3 granted patents·60 citations·filing 1986–1988
73Inventor score
Top patents by PatentIndex Score
3 records- 0157US4867015ARock drilling bit and a method of producing the sameSANDVIK ROCK TOOLS AB·Filed 1988·Granted Sep 19, 1989·32 cites·4 claims
- 0252US4761191AMethod of forming closely sized openingsTRW INC·Filed 1986·Granted Aug 2, 1988·16 cites·15 claims
- 0344US4756373ARock drilling bit and a method of producing the sameTRW INC·Filed 1986·Granted Jul 12, 1988·12 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →