Inventor · disambiguated record
Frederick H. Perfect
Also filed as: PERFECT FREDERICK H
9 granted patents·84 citations·filing 1973–1993
88Inventor score
Files withREADING ALLOYS9
Top patents by PatentIndex Score
9 records- 0181US4331475AProcess for aluminothermic production of chromium and chromium alloys low in nitrogenREADING ALLOYS·Filed 1980·Granted May 25, 1982·21 cites·6 claims
- 0267US4104059AMolybdenum-titanium-zirconium-aluminum master alloysREADING ALLOYS·Filed 1977·Granted Aug 1, 1978·14 cites·3 claims
- 0353US4119457AMolybdenum-titanium-zirconium-aluminum master alloysREADING ALLOYS·Filed 1977·Granted Oct 10, 1978·9 cites·3 claims
- 0447US5364587ANickel alloy for hydrogen battery electrodesREADING ALLOYS·Filed 1992·Granted Nov 15, 1994·9 cites·20 claims
- 0546US4374667AFerrovanadium carbide addition agents and process for their productionREADING ALLOYS·Filed 1981·Granted Feb 22, 1983·6 cites·3 claims
- 0646US4062677ATungsten-titanium-aluminum master alloyREADING ALLOYS·Filed 1976·Granted Dec 13, 1977·7 cites·2 claims
- 0746US3982924AProcess for producing carbide addition agentsREADING ALLOYS·Filed 1973·Granted Sep 28, 1976·6 cites·6 claims
- 0841US5422069AMaster alloys for beta 21S titanium-based alloys and method of making sameREADING ALLOYS·Filed 1993·Granted Jun 6, 1995·7 cites·19 claims
- 0938US5316723AMaster alloys for beta 21S titanium-based alloysREADING ALLOYS·Filed 1992·Granted May 31, 1994·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →