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Ralph B. Ahlgren
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San Jose, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Photothermal evaporator for a desalination system and method of man...
Patent number
12,357,923
Issue date
Jul 15, 2025
Northeastern University
Yi Zheng
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Solar energy converter and method for converting solar energy
Patent number
9,103,564
Issue date
Aug 11, 2015
SOLEEVA CORPORATION
Ralph B. Ahlgren
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Self-contained, multi-fluid energy conversion and management system...
Patent number
9,029,683
Issue date
May 12, 2015
Soleeva Solar, Inc.
Ralph B. Ahlgren
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
PHOTOTHERMAL EVAPORATOR FOR A DESALINATION SYSTEM AND METHOD OF MAN...
Publication number
20230338870
Publication date
Oct 26, 2023
Northeastern University Center for Research Innovation Northeastern Univ.
Yi Zheng
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SOLAR-DRIVEN EVAPORATION DEVICE FOR DESALINATION SYSTEM
Publication number
20230264114
Publication date
Aug 24, 2023
Northeastern University
Yi Zheng
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SELF-CONTAINED, MULTI-FLUID ENERGY CONVERSION AND MANAGEMENT SYSTEM...
Publication number
20160049903
Publication date
Feb 18, 2016
SOLEEVA SOLAR, INC.
RALPH B. AHLGREN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD FOR CONVERTING SOLAR ENERGY
Publication number
20130160814
Publication date
Jun 27, 2013
SOLEEVA CORPORATION
Ralph B. Ahlgren
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Self-contained, multi-fluid energy conversion and management system...
Publication number
20120060898
Publication date
Mar 15, 2012
Ralph B. Ahlgren
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Solar Energy Converter and Method for Converting Solar Energy
Publication number
20110088753
Publication date
Apr 21, 2011
SOLEEVA CORPORATION
Ralph B. Ahlgren
F24 - HEATING RANGES VENTILATING