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Kevin L. Friesth
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Fort Dodge, IA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Quintuple-effect generation multi-cycle hybrid renewable energy sys...
Patent number
10,060,296
Issue date
Aug 28, 2018
Kevin Lee Friesth
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Hybrid trigeneration system based microgrid combined cooling, heat...
Patent number
9,624,913
Issue date
Apr 18, 2017
Kevin Lee Friesth
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Multi-turbine airflow amplifying generator
Patent number
8,668,433
Issue date
Mar 11, 2014
Kevin L. Friesth
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Multi-turbine airflow amplifying generator
Patent number
7,758,300
Issue date
Jul 20, 2010
Splitrock Capital, LLC
Kevin L. Friesth
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Patents Applications
last 30 patents
Information
Patent Application
QUINTUPLE-EFFECT GENERATION MULTI-CYCLE HYBRID RENEWABLE ENERGY SYS...
Publication number
20180347406
Publication date
Dec 6, 2018
Kevin Lee Friesth
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Hybrid Trigeneration System Microgrid Combined Cooling, Heat and Po...
Publication number
20170204806
Publication date
Jul 20, 2017
Kevin Lee Friesth
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Quintuple-Effect Generation Multi-Cycle Hybrid Renewable Energy Sys...
Publication number
20150143806
Publication date
May 28, 2015
Kevin Lee Friesth
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Hybrid Trigeneration System based Microgrid Combined Cooling, Heat...
Publication number
20140174080
Publication date
Jun 26, 2014
Kevin Lee Friesth
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
MULTI-TURBINE AIRFLOW AMPLIFYING GENERATOR
Publication number
20140159375
Publication date
Jun 12, 2014
Kevin L. Friesth
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
Multi-Turbine Airflow Amplifying Generator
Publication number
20080124217
Publication date
May 29, 2008
Kevin Friesth
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
Multi-turbine airflow amplifying generator
Publication number
20080093861
Publication date
Apr 24, 2008
WATTS Energy LLC
Kevin L. Friesth
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
Multi-turbine airflow amplifying generator
Publication number
20060138782
Publication date
Jun 29, 2006
Kevin L. Friesth
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...