WJ

Walter A. Johnson

JM Johns Manville: 2 patents #1 of 55Top 2%
📍 Columbus, IN: #11 of 100 inventorsTop 15%
🗺 Indiana: #303 of 2,507 inventorsTop 15%
Overall (2002): #36,216 of 266,432Top 15%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6453703 Spinner disc and rotary fiberization process Doug Ferreira, Gerard DEMOTT, Yifang Cal 2002-09-24
6361836 Method of making spinner discs for rotary fiberization processes 2002-03-26