Inventor · disambiguated record

David L. Siegfried

Also filed as: SIEGFRIED DAVID · SIEGFRIED DAVID L

12 granted patents·2 pending applications·151 citations·filing 19822023

90Inventor score
Technology areasG03FC09DA61KA61LC08F
Files withCOLUMBIA INSURANCE CO4BAYER AG2HOECHST AG2AGFA CORP1HOECHST CELANESE CORP1

Top patents by PatentIndex Score

14 records

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