DK

David M. Kawano

CE Certainteed: 4 patents #105 of 431Top 25%
Overall (All Time): #1,265,169 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6719864 Hose used to install loose fill insulation Maurice James Kelley, Thomas Cuthbertson, Edward Pentz, John Carre 2004-04-13
6648022 Loose-fill insulation dispensing apparatus including spiked conduit liner Edward Pentz 2003-11-18
6206050 Hose used to install loose fill insulation Maurice James Kelley, Thomas Cuthbertson, Edward Pentz, John Carre 2001-03-27
6082639 Apparatus for increasing the density of blown insulation materials Edward Pentz, Thomas Cuthbertson, Maurice James Kelley 2000-07-04