Inventor record

O'CALLAGHAN JOHN

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.

• 91John O'Callaghan20 patent records·134 citations·C22B H04N G06F16 on this record
• 93John S. O'Callaghan12 patent records·384 citations·B65H G01G G07B2 on this record
• 65John Mark O'Callaghan2 patent records·62 citations·A61P1 on this record

Inventor identities via PatentsView disambiguation — see methodology.