Inventor · disambiguated record
Irvin R. Feins
Also filed as: FEINS IRVIN RALPH · RAINER NORMAN B
2 granted patents·54 citations·filing 1974–1977
61Inventor score
Top patents by PatentIndex Score
2 records- 0190US4182743AFilter material for selective removal of aldehydes for cigarette smokePHILIP MORRIS INC·Filed 1977·Granted Jan 8, 1980·51 cites·10 claims
- 0227US3947379AProcess for reducing nitrogen oxides by treating catalyst support and a metal nitrate with urea and thereafter calciningAMERICAN CYANAMID CO·Filed 1974·Granted Mar 30, 1976·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →