DS

David A. Stermole

PI Ppg Industries: 4 patents #280 of 1,216Top 25%
📍 New Martinsville, WV: #21 of 42 inventorsTop 50%
🗺 West Virginia: #637 of 3,425 inventorsTop 20%
Overall (All Time): #1,308,256 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4483715 Method for removing dibasic calcium hypochlorite scale Robert B. Simmons 1984-11-20
4483842 Method for removing dibasic calcium hypochlorite scale Robert B. Simmons 1984-11-20
4448759 Method for separating particulate calcium hypochlorite and sodium chloride Duk Su Chun, Clifford E. Loehr 1984-05-15
4428919 Method for separating particulate calcium hypochlorite and sodium chloride Clifford E. Loehr, Duk Su Chun 1984-01-31