Inventor record

BUTLER JOHN R

This page previously combined 4different people who filed under the same name. Pick the inventor you're looking for — each profile now covers one disambiguated person.

• 85John R. Butler15 patent records·28 citations·C07D A61K A61P10 on this record
• 33John Roark Butler5 patent records·11 citations·G06Q B25C G06F2 on this record
• 1BUTLER JOHN R2 patent records·0 citations·C07D2 on this record
• 73John Robert Butler7 patent records·21 citations·C22C C22F B22D1 on this record

Inventor identities via PatentsView disambiguation — see methodology.