DR

David C. Ritter

LO Louisiana-Pacific: 4 patents #5 of 61Top 9%
MA Masonite: 1 patents #150 of 210Top 75%
📍 West Linn, OR: #120 of 419 inventorsTop 30%
🗺 Oregon: #7,313 of 28,073 inventorsTop 30%
Overall (All Time): #936,939 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12138824 Process for manufacturing and finishing improved engineered wood siding GARETH PAUL MERRICK, David L. Stackhouse, TOMMY R. WYATT, ERIC C. BILLINGS, Lance Olson 2024-11-12
11639011 Process for producing smooth strand-based siding or structural panels using secondary pressing 2023-05-02
6926785 Low emissivity products and methods for making same Jay Tanzer 2005-08-09
6461743 Smooth-sided integral composite engineered panels and methods for producing same Jay Tanzer 2002-10-08
6368528 Method of making molded composite articles George Whelan, Michael Halton 2002-04-09