DG

Douglas G. Gudenburr

DI Ductmate Industries: 8 patents #3 of 19Top 20%
📍 South Park Township, PA: #4 of 36 inventorsTop 15%
🗺 Pennsylvania: #10,339 of 74,527 inventorsTop 15%
Overall (All Time): #633,093 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10589911 Angle plate package having a single strap Duane Fetko 2020-03-17
10190796 Self-sealing circular cross-section sheet metal duct and method for manufacturing a sealed circular cross-section duct Vincent L. Bloom 2019-01-29
9074709 Process for manufacturing sealed round metal ductwork Vincent L. Bloom, Christopher A. Armstrong, Andrew J. Male 2015-07-07
8505185 Method of installing sealed circular ductwork Vincent L. Bloom 2013-08-13
8151430 Method of installing a self locking sheet metal duct Vincent L. Bloom 2012-04-10
7992904 Sealing mechanism for ductwork Vincent L. Bloom, Christopher A. Armstrong, Andrew J. Male 2011-08-09
7708034 Self locking sheet metal duct with a sealant Vincent L. Bloom 2010-05-04
7478467 Self locking sheet metal duct with a sealant and method for manufacturing the duct with a sealant and installing the duct with a sealant Vincent L. Bloom 2009-01-20