Inventor · disambiguated record
Roger J. Perkins
Also filed as: PERKINS ROGER · PERKINS ROGER J · PERKINS ROGER JOHNSON
5 granted patents·146 citations·filing 1983–1991
83Inventor score
Top patents by PatentIndex Score
5 records- 0185US4478638AHomogenous alloy powderGEN ELECTRIC·Filed 1983·Granted Oct 23, 1984·49 cites·3 claims
- 0276US4842953AAbradable article, and powder and method for makingGEN ELECTRIC·Filed 1986·Granted Jun 27, 1989·34 cites·11 claims
- 0375US4937042AMethod for making an abradable articleGEN ELECTRIC·Filed 1989·Granted Jun 26, 1990·34 cites·11 claims
- 0455US5143711AProcess for manufacturing a precursor powder for use in making a varistor and a powder manufactured in this processASEA BROWN BOVERI·Filed 1989·Granted Sep 1, 1992·12 cites·17 claims
- 0553US5812926AProcess for hard facing a substrateGEN ELECTRIC·Filed 1991·Granted Sep 22, 1998·17 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →