Inventor · disambiguated record
Irwin Friedman
Also filed as: FRIEDMAN IRWIN · FRIEDMAN IRWIN R
3 granted patents·226 citations·filing 1982–1986
78Inventor score
Top patents by PatentIndex Score
3 records- 0194US4478277AHeat exchanger having uniform surface temperature and improved structural strengthTRANE CO·Filed 1982·Granted Oct 23, 1984·92 cites·11 claims
- 0291US4779966ASingle mirror projection optical systemPERKIN ELMER CORP·Filed 1984·Granted Oct 25, 1988·106 cites·10 claims
- 0367US4772107AWide angle lens with improved flat field characteristicsPERKIN ELMER CORP·Filed 1986·Granted Sep 20, 1988·28 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →