Inventor record

KATAYAMA EIJI

This page previously combined 2different people who filed under the same name. Pick the inventor you're looking for — each profile now covers one disambiguated person.

• 88Eiji Katayama11 patent records·166 citations·B65H B42C H02K11 on this record
• 74Eiji Katayama4 patent records·69 citations·C07C C07D C21B4 on this record

Inventor identities via PatentsView disambiguation — see methodology.