Inventor · disambiguated record
Alfredo C. Protacio
Also filed as: PROTACIO ALFREDO C
2 granted patents·20 citations·filing 1980–1982
59Inventor score
Technology areasF02B
Files withPROTACIO ALFREDO C2
Top patents by PatentIndex Score
2 records- 0139US4419967AMethod and apparatus for utilizing ethanol of any purity as a fuel in 4-stroke internal combustion enginesPROTACIO ALFREDO C·Filed 1982·Granted Dec 13, 1983·10 cites·3 claims
- 0239US4374507ADevice for introducing alcohol into gasoline engine as supplemental fuelPROTACIO ALFREDO C·Filed 1980·Granted Feb 22, 1983·10 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →