Inventor · disambiguated record
Stephen D. Copperwheat
Also filed as: COPPERWHEAT STEPHEN D
4 granted patents·112 citations·filing 1999–2002
78Inventor score
Files withKNOWLTON NONWOVENS INC3
Top patents by PatentIndex Score
4 records- 0178US6695148B2Transmission filter feltFiled 2002·Granted Feb 24, 2004·39 cites·17 claims
- 0276US6008149AMoldable composite article and method of manufactureKNOWLTON NONWOVENS INC·Filed 1999·Granted Dec 28, 1999·58 cites·20 claims
- 0366US6846759B1Adhesive coated polyester feltKNOWLTON NONWOVENS INC·Filed 2001·Granted Jan 25, 2005·14 cites·21 claims
- 0430US6770582B1Adhesive coated polyester feltKNOWLTON NONWOVENS INC·Filed 2001·Granted Aug 3, 2004·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →