Individual holder
AHLGREN RALPH B
US·2 granted patents·1 pending application·0 citations·filing 2010–2013
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0155US2013160814A1Method for converting solar energyAHLGREN RALPH B·Filed 2013·Application pending·0 cites
- 0247US9029683B2Self-contained, multi-fluid energy conversion and management system for converting solar energy to electric and thermal energyAHLGREN RALPH B·Filed 2011·Granted May 12, 2015·0 cites·20 claims
- 0346US9103564B2Solar energy converter and method for converting solar energyAHLGREN RALPH B·Filed 2010·Granted Aug 11, 2015·0 cites·27 claims
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