Inventor · disambiguated record

Edwin R. Tefft

Also filed as: TEFFT EDWIN R

2 granted patents·26 citations·filing 1984–1995

61Inventor score

Technology areasA01N D21C

Files withCALGON CORP2

Top patents by PatentIndex Score

2 records

0165US5641808ASynergistic antimicrobial composition of 1,2-dibromo-2,4-dicyanobutane and esters of parahydroxybenzoic acidCALGON CORP·Filed 1995·Granted Jun 24, 1997·17 cites·10 claims
0254US4786364ADMDAAC/AM copolymers as deinkersCALGON CORP·Filed 1984·Granted Nov 22, 1988·9 cites·5 claims

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