Assignee
RUPPEL MICHAEL J
4 granted patents·4 citations·filing 2003–2005
Top patents by PatentIndex Score
4 records- 0161US7156982B2Apparatus for determining weight and biomass composition of a trickling filterRUPPEL MICHAEL J·Filed 2005·Granted Jan 2, 2007·1 cites·10 claims
- 0253US7195707B2Apparatus for determining weight and biomass composition of a trickling filterRUPPEL MICHAEL J·Filed 2003·Granted Mar 27, 2007·3 cites·8 claims
- 0348US7172700B2Method and apparatus for determining weight and biomass composition of a trickling filterRUPPEL MICHAEL J·Filed 2005·Granted Feb 6, 2007·0 cites·4 claims
- 0448US7163627B2Method for acquiring samples from a trickling filter mediumRUPPEL MICHAEL J·Filed 2005·Granted Jan 16, 2007·0 cites·2 claims
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