EA

Ernie I. Allen

PI Ppg Industries: 1 patents #48 of 198Top 25%
📍 Barberton, OH: #2 of 9 inventorsTop 25%
🗺 Ohio: #715 of 3,574 inventorsTop 25%
Overall (1989): #116,850 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4865760 Calcium hypochlorite composition Harlan B. Johnson, Charles R. Wiedrich, Peter P. Howell 1989-09-12