Inventor · disambiguated record
Ralph B. Ahlgren
Also filed as: AHLGREN RALPH · AHLGREN RALPH B
4 granted patents·2 pending applications·0 citations·filing 2010–2021
54Inventor score
Top patents by PatentIndex Score
6 records- 0156US12502622B2Solar-driven evaporation device for desalination systemUNIV NORTHEASTERN·Filed 2021·Granted Dec 23, 2025·0 cites·20 claims
- 0255US2013160814A1Method for converting solar energyAHLGREN RALPH B·Filed 2013·Application pending·0 cites
- 0354US12357923B2Photothermal evaporator for a desalination system and method of manufactureUNIV NORTHEASTERN·Filed 2021·Granted Jul 15, 2025·0 cites·12 claims
- 0447US9029683B2Self-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
- 0546US9103564B2Solar energy converter and method for converting solar energyAHLGREN RALPH B·Filed 2010·Granted Aug 11, 2015·0 cites·27 claims
- 0643US2016049903A1Self-contained, multi-fluid energy conversion and management system for converting solar energy to electric and thermal energySOLEEVA SOLAR INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →