WJ

William H. Marriott, Jr.

PI Ppg Industries: 2 patents #457 of 1,216Top 40%
📍 Altoona, PA: #42 of 148 inventorsTop 30%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,368,810 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4247000 Ceramic conveyor rolls with metal end caps clamped thereto Vaughn R. Imler 1981-01-27
4242782 Ceramic conveyor rolls with metal end caps frictionally fixed thereto Henry P. Hanneken 1981-01-06