Donald D. Emmonds

PI Ppg Industries: 1 patents #662 of 1,216Top 55%

📍 Kittanning, PA: #35 of 85 inventorsTop 45%

🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #3,993,455 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4581111	Treatment of ultrafiltrate by electrodialysis	Roger M. Christenson, Matthew S. Scott	1986-04-08