Assignee
DONALD HUBBARD H
4 granted patents·21 citations·filing 2002–2005
Top patents by PatentIndex Score
4 records- 0161US6982033B2Aerobic treatment plant with filter pipeDONALD HUBBARD H·Filed 2002·Granted Jan 3, 2006·8 cites·24 claims
- 0246USD510757STrio sewage treatment plantDONALD HUBBARD H·Filed 2004·Granted Oct 18, 2005·6 cites·1 claims
- 0338USD539383STrio sewage treatment plantDONALD HUBBARD H·Filed 2005·Granted Mar 27, 2007·4 cites·1 claims
- 0436USD539382SDuo sewage treatment plantDONALD HUBBARD H·Filed 2005·Granted Mar 27, 2007·3 cites·1 claims
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