Inventor record

QIAN CHANGNIAN

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.

• 19Changnian Qian4 patent records·2 citations·B25J G05B4 on this record
• QIAN CHANGNIAN2 patent records·0 citations·B65G G06F2 on this record

Inventor identities via PatentsView disambiguation — see methodology.