DC

Douglas W. Caldwell

📍 Los Angeles, CA: #145 of 575 inventorsTop 30%
🗺 California: #8,284 of 26,763 inventorsTop 35%
Overall (2002): #228,677 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6447740 Mercury removal from flue gas John W. Biggar, Brian McIntyre 2002-09-10