Assignee
SEWAGE AERATION SYSTEMS INC
US·4 granted patents·143 citations·filing 1991–2002
Top patents by PatentIndex Score
4 records- 0189US6461500B1Apparatus for aeration without significant agitation to deplete and biodegrade sludgeSEWAGE AERATION SYSTEMS INC·Filed 2001·Granted Oct 8, 2002·59 cites·2 claims
- 0274US6245237B1Method for vacuum aeration of septic tanks to provide low pressure microbubblesSEWAGE AERATION SYSTEMS INC·Filed 1995·Granted Jun 12, 2001·44 cites·22 claims
- 0362US5194144AApparatus for aeration of septic tanksSEWAGE AERATION SYSTEMS INC·Filed 1991·Granted Mar 16, 1993·31 cites·8 claims
- 0461US6884353B2Apparatus for aeration without significant agitation to deplete and biodegrade sludgeSEWAGE AERATION SYSTEMS INC·Filed 2002·Granted Apr 26, 2005·9 cites·5 claims
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