Inventor · disambiguated record
Doug Frerichs
Also filed as: FRERICHS DOUG
1 granted patent·194 citations·filing 2002–2002
56Inventor score
Technology areasG06Q
Files withFIRST DATA CORP1
Top patents by PatentIndex Score
1 recordIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →