Inventor record

JOHNSON RALPH E

This page previously combined 4different people who filed under the same name. Pick the inventor you're looking for — each profile now covers one disambiguated person.

• 97Ralph E. Johnson32 patent records·327 citations·D05B H01K C25C28 on this record
• 95Ralph E. Johnson14 patent records·700 citations·F21V F21L H01H9 on this record
• 95Charles R. Odermann26 patent records·163 citations·D05B B65H F16H1 on this record
• 63Louis F. Daman3 patent records·14 citations·D05B1 on this record

Inventor identities via PatentsView disambiguation — see methodology.