Inventor record

SPENCE JAMES 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.

• 98James J. Spence54 patent records·245 citations·B41J G03G B65H42 on this record
• 21Douglas G. Berner, Deceased1 patent record·3 citations·G03G1 on this record

Inventor identities via PatentsView disambiguation — see methodology.