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Anthony J. Rossi
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Indianapolis, IN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Variable-volume exhaust system
Patent number
10,029,289
Issue date
Jul 24, 2018
Greenheck Fan Corporation
Ronald L. Wendorski
B08 - CLEANING
Information
Patent Grant
Exhaust fan assembly
Patent number
9,636,722
Issue date
May 2, 2017
Greenheck Fan Corporation
John William Enzenroth
B08 - CLEANING
Information
Patent Grant
Exhaust fan assembly
Patent number
8,647,182
Issue date
Feb 11, 2014
Greenheck Fan Corporation
John William Enzenroth
B08 - CLEANING
Information
Patent Grant
Exhaust fan assembly
Patent number
7,682,231
Issue date
Mar 23, 2010
Greenheck Fan Corporation
John William Enzenroth
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
EXHAUST FAN ASSEMBLY
Publication number
20140187136
Publication date
Jul 3, 2014
GREENHECK FAN CORPORATION
John William Enzenroth
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
VARIABLE-VOLUME EXHAUST SYSTEM
Publication number
20120322358
Publication date
Dec 20, 2012
Ronald L. Wendorski
B08 - CLEANING
Information
Patent Application
Exhaust Fan Assembly
Publication number
20100291849
Publication date
Nov 18, 2010
GREENHECK FAN CORPORATION
John William Enzenroth
B08 - CLEANING
Information
Patent Application
Exhaust fan assembly
Publication number
20050204582
Publication date
Sep 22, 2005
Anthony J. Rossi
B08 - CLEANING
Information
Patent Application
Exhaust fan assembly
Publication number
20050170767
Publication date
Aug 4, 2005
Greenheck Fan Corporation
John William Enzenroth
B08 - CLEANING