Inventor · disambiguated record

Douglas Edward Frieden

Also filed as: FRIEDEN DOUGLAS E · FRIEDEN DOUGLAS EDWARD

2 granted patents·53 citations·filing 2003–2016

56Inventor score

Technology areasF01N G06Q

Files withCATERPILLAR INC1 GEN MOTORS CORP1

Top patents by PatentIndex Score

2 records

0190US7007460B2Apparatus and method for accelerated exhaust system component heatingGEN MOTORS CORP·Filed 2003·Granted Mar 7, 2006·53 cites·22 claims
0234US10635998B2Task assignment system and method for operating a test cellCATERPILLAR INC·Filed 2016·Granted Apr 28, 2020·0 cites·20 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →