Assignee
AAF INTERNATIONAL
US14 patents
Top patents by PatentIndex Score
US5672188ASep 30, 1997
High capacity filter media
AAF INTERNATIONAL83 citations96
US5976427ANov 2, 1999
Melt blowing method for forming layered webs of filter media
AAF INTERNATIONAL26 citations93
US5968373AOct 19, 1999
Filter arrangement having at least two successive layers having predetermined spacing and its method for making
AAF INTERNATIONAL43 citations93
US5928396AJul 27, 1999
Pocket filter and method and apparatus for making the same
AAF INTERNATIONAL37 citations93
US5891482AApr 6, 1999
Melt blowing apparatus for producing a layered filter media web product
AAF INTERNATIONAL35 citations93
US5744036AApr 28, 1998
Pleated filter arrangement
AAF INTERNATIONAL35 citations93
US5725812AMar 10, 1998
Melt blowing apparatus and method for forming a fibrous layered web of filter media including a fluid distribution arrangement
AAF INTERNATIONAL37 citations93
US6033454AMar 7, 2000
Air filter assembly
AAF INTERNATIONAL37 citations92
US6022305AFeb 8, 2000
Pleating apparatus
AAF INTERNATIONAL55 citations89
US5679931AOct 21, 1997
Sound attenuating apparatus and method of forming the same
AAF INTERNATIONAL40 citations89
US5667544ASep 16, 1997
Extended life filter apparatus
AAF INTERNATIONAL24 citations88
US5803954ASep 8, 1998
Particulate filter collector arrangement and method
AAF INTERNATIONAL42 citations83
US5976209ANov 2, 1999
Melt blown product formed as a fibrous layered web of filter media
AAF INTERNATIONAL14 citations82
US5817990AOct 6, 1998
Wall structure for sound attenuating apparatus
AAF INTERNATIONAL16 citations71