Inventor · disambiguated record
Ayumi Okuda
Also filed as: OKUDA AYUMI
3 granted patents·18 citations·filing 2005–2006
62Inventor score
Technology areasG03G
Files withCANON KASEI KK3
Top patents by PatentIndex Score
3 records- 0190US7171142B2Conductive roller, and process cartridge and electrophotographic apparatus which have conductive rollerCANON KASEI KK·Filed 2006·Granted Jan 30, 2007·16 cites·5 claims
- 0261US7209683B2Charging roller featuring specified ratio of storage elastic modulus and dynamic viscoelasticity values and process cartridge and electrophotographic apparatus featuring the sameCANON KASEI KK·Filed 2006·Granted Apr 24, 2007·2 cites·4 claims
- 0341US7283771B2Charging rollerCANON KASEI KK·Filed 2005·Granted Oct 16, 2007·0 cites·2 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →