Inventor · disambiguated record
Ralph A. Franke
Also filed as: FRANKE RALPH A
4 granted patents·71 citations·filing 1996–1998
76Inventor score
Files withDU PONT4
Top patents by PatentIndex Score
4 records- 0183US5788993ASpinneret with slotted outletDU PONT·Filed 1997·Granted Aug 4, 1998·43 cites·9 claims
- 0257US5863639ANonwoven sheet products made from plexifilamentary film fibril websDU PONT·Filed 1996·Granted Jan 26, 1999·24 cites·20 claims
- 0336US5833900AProcess for modifying porosity in sheet made from flash spinning olefin polymerDU PONT·Filed 1996·Granted Nov 10, 1998·3 cites·13 claims
- 0428US6070635ANonwoven sheet products made from plexifilamentary film fibril websDU PONT·Filed 1998·Granted Jun 6, 2000·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →