Inventor · disambiguated record

Noriko Hirayama

Also filed as: HIRAYAMA NORIKO

2 granted patents·47 citations·filing 1990–1993

65Inventor score

Technology areasG03G

Files withCANON KK2

Top patents by PatentIndex Score

2 records

0179US5079117AElectrophotographic photosensitive member with electrical conductor containing polyether-polyurethane layerCANON KK·Filed 1990·Granted Jan 7, 1992·24 cites·10 claims
0277US5371577AOzone filter used in electrophotographic apparatus including catalyst of CuO, MnO2, and a water-soluble polymerCANON KK·Filed 1993·Granted Dec 6, 1994·23 cites·9 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →