Assignee
BENIAN FILTER COMPANY INC
US·4 granted patents·169 citations·filing 1992–1995
Top patents by PatentIndex Score
4 records- 0192US5667683ABackwashable liquid filter system using rotating sprayBENIAN FILTER COMPANY INC·Filed 1995·Granted Sep 16, 1997·91 cites·19 claims
- 0275US5203998APermanent backwashable filter structureBENIAN FILTER COMPANY INC·Filed 1992·Granted Apr 20, 1993·37 cites·25 claims
- 0374US5510029AFilter cover assembly with dual concentric liquid passagesBENIAN FILTER COMPANY INC·Filed 1994·Granted Apr 23, 1996·33 cites·19 claims
- 0439US5301880AFilter cleaning nozzle apparatusBENIAN FILTER COMPANY INC·Filed 1993·Granted Apr 12, 1994·8 cites·20 claims
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