SH

Steven A. Heffernen

JP Johnson Matthey Plc: 4 patents #13 of 155Top 9%
📍 Ambler, PA: #104 of 341 inventorsTop 35%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,293,657 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5356603 Method for the production of hydrocyanic acid using a corrugated catalyst William A. Hochella 1994-10-18
5278124 Low pressure drop, high surface area ammonia oxidation catalyst William A. Hochella 1994-01-11
5160722 Low pressure drop, high surface area ammonia oxidation catalyst William A. Hochella 1992-11-03
5122185 Low pressure drop, high surface area platinum recovery system in a nitric acid plant William A. Hochella 1992-06-16