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John O. Snodgrass

PI Ppg Industries: 4 patents #280 of 1,216Top 25%
📍 Akron, OH: #502 of 1,966 inventorsTop 30%
🗺 Ohio: #18,857 of 73,341 inventorsTop 30%
Overall (All Time): #1,287,982 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5612089 Method for preparing diaphragm for use in chlor-alkali cells Colonel R. Dilmore 1997-03-18
4323595 Nickel-molybdenum cathode Cletus N. Welch 1982-04-06
4251478 Porous nickel cathode Cletus N. Welch 1981-02-17
4248679 Electrolysis of alkali metal chloride in a cell having a nickel-molybdenum cathode Cletus N. Welch 1981-02-03