DM

Donald H. Macahan

PP Phillips Petroleum: 2 patents #574 of 1,401Top 45%
CO Conocophillips: 1 patents #472 of 954Top 50%
📍 Borger, TX: #21 of 78 inventorsTop 30%
🗺 Texas: #40,946 of 125,132 inventorsTop 35%
Overall (All Time): #1,611,196 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6593264 Catalytic reforming catalyst activation Fan-Nan Lin, John S. Parsons, Brian H. Limoges 2003-07-15
6410472 Catalytic reforming catalyst activation Fan-Nan Lin 2002-06-25
6291381 Catalytic reforming catalyst activation Fan-Nan Lin 2001-09-18