JR

John R. Richards

📍 Dresher, PA: #2 of 7 inventorsTop 30%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #187,664 of 270,089Top 70%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6770174 Photochemical system and method for removal for formaldehyde from industrial process emissions David G. Goshaw 2004-08-03