Inventor record

JOHNSON ROGER N

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.

• 98Roger N. Johnson48 patent records·937 citations·C23C H02K D06F31 on this record
• 17Johnson N. Roger1 patent record·1 citations·C21D1 on this record
• 10JOHNSON ROGER N1 patent record·0 citations·B01D1 on this record

Inventor identities via PatentsView disambiguation — see methodology.