LO

Leonard J. Ostanek

PP Phillips Petroleum: 1 patents #819 of 1,401Top 60%
📍 West Chester, PA: #823 of 1,305 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,820,583 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5198506 High organic peroxide content polypropylene John D. Adams, Richard H. Dorn, Mark King, Jack L. Kulasa, Nicholas J. Motto +1 more 1993-03-30