Inventor record

RATCLIFFE JAMES

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.

• 89James David Ratcliffe16 patent records·65 citations·E21B G01V G01R1 on this record
• 31James Ratcliffe1 patent record·9 citations·B01D1 on this record

Inventor identities via PatentsView disambiguation — see methodology.