AH

Arnold L. Hirsch

DS Diamond Shamrock: 2 patents #42 of 172Top 25%
📍 Oak Park, IL: #291 of 677 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,371,589 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4287129 Synthesis of 1.alpha.-hydroxy-7-dehydrosteroids William H. Klausmeier, Richard Lyle Johnson 1981-09-01
4199518 1.alpha.,3.beta.-Dihydroxy-steroid-5-enes from 1.alpha.,2.alpha.-epoxy-steroid-4,6-dien-3-ones William R. Glave, Richard Lyle Johnson 1980-04-22