Inventor · disambiguated record
Marshall Dean Ledbetter
Also filed as: LEDBETTER MARSHALL · LEDBETTER MARSHALL D · LEDBETTER MARSHALL DEAN
4 granted patents·40 citations·filing 1993–2013
76Inventor score
Files withARTEVA NORTH AMERICA SARL1HOECHST CELANESE CORP1LEDBETTER MARSHALL DEAN1MITSUBISHI POLYESTER FILM INC1
Top patents by PatentIndex Score
4 records- 0184US8845840B2Process for recycling waste film and product made therefromMITSUBISHI POLYESTER FILM INC·Filed 2013·Granted Sep 30, 2014·6 cites·21 claims
- 0280US8465614B2Process for recycling waste film and product made therefromLEDBETTER MARSHALL DEAN·Filed 2011·Granted Jun 18, 2013·5 cites·25 claims
- 0363US5474730AProduction of highly birefringent filmHOECHST CELANESE CORP·Filed 1993·Granted Dec 12, 1995·23 cites·24 claims
- 0433US6168747B1Calendering apparatus and method for heating a traveling multi-filament towARTEVA NORTH AMERICA SARL·Filed 1999·Granted Jan 2, 2001·6 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →