Assignee
AMERICAN FELT & FILTER CO
US·9 granted patents·294 citations·filing 1984–2015
Top patents by PatentIndex Score
9 records- 0181US4753389ASystem and method for controlled release of vaporsAMERICAN FELT & FILTER CO·Filed 1987·Granted Jun 28, 1988·143 cites·17 claims
- 0280US5284704ANon-woven textile articles comprising bicomponent fibers and method of manufactureAMERICAN FELT & FILTER CO·Filed 1992·Granted Feb 8, 1994·99 cites·19 claims
- 0364US6619326B1Polyvinyl alcohol plug for plumbing applicationsAMERICAN FELT & FILTER CO·Filed 2003·Granted Sep 16, 2003·14 cites·18 claims
- 0455US10245343B2Scented waferAMERICAN FELT & FILTER CO·Filed 2014·Granted Apr 2, 2019·1 cites·15 claims
- 0555US10238991B2Cleanout device and methodAMERICAN FELT & FILTER CO·Filed 2014·Granted Mar 26, 2019·0 cites·5 claims
- 0644US9551092B2Multi-fiber carding apparatus and methodAMERICAN FELT & FILTER CO·Filed 2015·Granted Jan 24, 2017·0 cites·13 claims
- 0744US5874373AEnhanced electret needled filtration media and compositesAMERICAN FELT & FILTER CO·Filed 1997·Granted Feb 23, 1999·19 cites·16 claims
- 0839US5414915ANeedled felt filter bags and method for forming sameAMERICAN FELT & FILTER CO·Filed 1993·Granted May 16, 1995·15 cites·26 claims
- 0916US4658755AMethod for filtration of coatingsAMERICAN FELT & FILTER CO·Filed 1984·Granted Apr 21, 1987·3 cites·7 claims
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