CP

Charles Portal

KC Kennecott Copper: 2 patents #3 of 25Top 15%
W& W. R. Grace &: 1 patents #186 of 433Top 45%
📍 Newton, MA: #1,235 of 2,747 inventorsTop 45%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,677,713 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4584399 Purification of L-phenylalanine James F. Walter 1986-04-22
4226685 Electrolytic treatment of plating wastes Glenn M. Cook 1980-10-07
4197181 Stationary particulate bed dual electrode Glenn M. Cook 1980-04-08