WH

W. Robert Hatfield

EN Engelhard: 1 patents #4 of 25Top 20%
🗺 New Jersey: #926 of 3,756 inventorsTop 25%
Overall (1989): #46,173 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4863893 Low temperature light off ammonia oxidation Robert J. Farrauto, Hyo C. Lee 1989-09-05