WJ

Walter A. Johnson

JM Johns Manville: 3 patents #1 of 47Top 3%
📍 Columbus, IN: #5 of 85 inventorsTop 6%
🗺 Indiana: #170 of 2,720 inventorsTop 7%
Overall (2011): #32,788 of 364,097Top 10%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8056371 Cooling apparatus for fiberizing bushings and method Terry Joe Hanna, Thomas K. Thompson, Russell Donovan Arterburn 2011-11-15
8021588 Processes for forming a fiber-reinforced product Klaus Friedrich Gleich, Raymond C. Swann 2011-09-20
7967905 Process for mixing modified bitumen by extrusion Raymond C. Swann, Klaus Friedrich Gleich, Michael John Block, John VanNice 2011-06-28