Inventor record

ENGEL JOHN F

This page previously combined 3different people who filed under the same name. Pick the inventor you're looking for — each profile now covers one disambiguated person.

• 99John F. Engel65 patent records·855 citations·A01N C07F C07C57 on this record
• 31John F. Engel1 patent record·9 citations·G06Q1 on this record
• 75John J. Engel6 patent records·85 citations·C07D A63F B63C1 on this record

Inventor identities via PatentsView disambiguation — see methodology.