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Donald E. Fritzsche
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Chicago Heights, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Convection oven having multiple airflow patterns
Patent number
6,805,112
Issue date
Oct 19, 2004
James T. Cole
A21 - BAKING EDIBLE DOUGHS
Information
Patent Grant
High pressure airflow and duct distribution system for a convection...
Patent number
6,557,543
Issue date
May 6, 2003
Gas Research Institute
James T. Cole
A21 - BAKING EDIBLE DOUGHS
Information
Patent Grant
Fossil fuel-fired boilerless steamer
Patent number
6,467,402
Issue date
Oct 22, 2002
Gas Research Institute
Mark J. Khinkis
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Method and apparatus for heating a liquid
Patent number
5,540,215
Issue date
Jul 30, 1996
Gas Research Institute
Donald E. Fritzsche
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
High-volume cooking
Patent number
5,247,874
Issue date
Sep 28, 1993
Gas Research Institute
Paul E. George
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Deep fat frying method
Patent number
4,704,290
Issue date
Nov 3, 1987
Hobart Corporation
Donald E. Fritzsche
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Cleaning and drying apparatus and method for the recirculation syst...
Patent number
4,684,412
Issue date
Aug 4, 1987
Hobart Corporation
Donald E. Fritzsche
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Control system and method for recirculating-type deep fat fryer
Patent number
4,599,990
Issue date
Jul 15, 1986
Hobart Corporation
Donald E. Fritzsche
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Patents Applications
last 30 patents
Information
Patent Application
High pressure airflow and duct distribution system for a convection...
Publication number
20030000514
Publication date
Jan 2, 2003
James T. Cole
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Convection oven having multiple airflow patterns
Publication number
20030000515
Publication date
Jan 2, 2003
James T. Cole
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Switchable combustion system for a convection oven
Publication number
20030000513
Publication date
Jan 2, 2003
James T. Cole
A21 - BAKING EDIBLE DOUGHS
Information
Patent Application
FOSSIL FUEL-FIRED BOILERLESS STEAMER
Publication number
20020148360
Publication date
Oct 17, 2002
Mark J. Khinkis
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...