Inventor record

WELCH JOHN L

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.

• 62John L. Welch8 patent records·36 citations·C09K C10N B01J8 on this record
• 24John L. Welch2 patent records·0 citations·C07C G05D2 on this record

Inventor identities via PatentsView disambiguation — see methodology.