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Norfolk, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Solar energy collector adaptable to variable focal point
Patent number
11,605,747
Issue date
Mar 14, 2023
Do Sun Im
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Solar energy collector and system for using same
Patent number
9,423,155
Issue date
Aug 23, 2016
Do Sun Im
F24 - HEATING RANGES VENTILATING
Patents Applications
last 30 patents
Information
Patent Application
SOLAR ENERGY COLLECTOR ADAPTABLE TO VARIABLE FOCAL POINT
Publication number
20210083134
Publication date
Mar 18, 2021
Do Sun IM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SOLAR ENERGY POWER GENERATION SYSTEM
Publication number
20190048859
Publication date
Feb 14, 2019
Do Sun IM
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SOLAR ENERGY COLLECTOR
Publication number
20190049150
Publication date
Feb 14, 2019
Do Sun IM
F24 - HEATING RANGES VENTILATING
Information
Patent Application
SOLAR ENERGY COLLECTOR AND SYSTEM FOR USING SAME
Publication number
20150090250
Publication date
Apr 2, 2015
Do Sun IM
F24 - HEATING RANGES VENTILATING