HJ

Howard Paul Withers, Jr.

Air Products And Chemicals: 18 patents #89 of 1,997Top 5%
AR Atlantic Richfield: 13 patents #28 of 1,061Top 3%
The Dow Chemical: 1 patents #2,215 of 4,115Top 55%
📍 Emmaus, PA: #14 of 365 inventorsTop 4%
🗺 Pennsylvania: #1,639 of 74,527 inventorsTop 3%
Overall (All Time): #113,686 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4593139 Methane conversion 1986-06-03
4568789 Hydrocarbon dehydrogenation 1986-02-04
4547610 Methane conversion John A. Sofranko 1985-10-15
4544785 Methane conversion John A. Sofranko 1985-10-01
4536589 Polymers of ferrocene Jere D. Fellmann, Philip E. Garrou, Dietmar Seyferth 1985-08-20
4523049 Methane conversion process C. Andrew Jones, John J. Leonard, John A. Sofranko 1985-06-11
4489215 Methane conversion 1984-12-18