Inventor · disambiguated record
Robert A. Marra
Also filed as: MARRA ROBERT A
4 granted patents·105 citations·filing 1985–1991
80Inventor score
Files withALUMINUM CO OF AMERICA4
Top patents by PatentIndex Score
4 records- 0181US6309994B1Fiber reinforced composite having an aluminum phosphate bonded matrixALUMINUM CO OF AMERICA·Filed 1989·Granted Oct 30, 2001·29 cites·35 claims
- 0274US5371050AAluminum phosphate bonded fiber reinforced composite material containing metal coated fibersALUMINUM CO OF AMERICA·Filed 1991·Granted Dec 6, 1994·40 cites·29 claims
- 0367US4678657AProduction of high purity substantially spherical metal hydroxide/oxide particles from the hydrolysis of a metal alkoxide aerosol using metal hydroxide/oxide seed nucleiALUMINUM CO OF AMERICA·Filed 1985·Granted Jul 7, 1987·21 cites·13 claims
- 0457US5194202AFormation of ceramic-metal composite by pressure casting and oxidation sinteringALUMINUM CO OF AMERICA·Filed 1991·Granted Mar 16, 1993·15 cites·20 claims
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