Inventor record

MARSH DAVID J

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.

• 98David J. Marsh30 patent records·3,006 citations·H04N G06F G01R26 on this record
• 86David Marsh23 patent records·133 citations·G07F H04N G06Q4 on this record

Inventor identities via PatentsView disambiguation — see methodology.