Assignee
MIDAMERICAN ENERGY HOLDINGS CO
US·5 granted patents·170 citations·filing 1998–2004
Top patents by PatentIndex Score
5 records- 0196US6458184B2Recovery of zinc from geothermal brinesMIDAMERICAN ENERGY HOLDINGS CO·Filed 2000·Granted Oct 1, 2002·45 cites·16 claims
- 0295US6682644B2Process for producing electrolytic manganese dioxide from geothermal brinesMIDAMERICAN ENERGY HOLDINGS CO·Filed 2002·Granted Jan 27, 2004·40 cites·34 claims
- 0375US6080696AMethod for cleaning fouled ion exchange resinsMIDAMERICAN ENERGY HOLDINGS CO·Filed 1998·Granted Jun 27, 2000·46 cites·21 claims
- 0468US7776202B2Process for producing electrolytic manganese dioxideMIDAMERICAN ENERGY HOLDINGS CO·Filed 2004·Granted Aug 17, 2010·4 cites·24 claims
- 0565US6056934AMethod and device for hydrogen sulfide abatement and production of sulfuric acidMIDAMERICAN ENERGY HOLDINGS CO·Filed 1998·Granted May 2, 2000·35 cites·8 claims
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