HK

Han San Ku

DS Diamond Shamrock: 1 patents #74 of 172Top 45%
DC Diamond Shamrock Chemicals: 1 patents #33 of 64Top 55%
📍 Painesville, OH: #117 of 292 inventorsTop 45%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,358,996 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4461899 Fluorenecarboxylic acid derivatives William J. Pyne, Robert E. Holm 1984-07-24
4238219 Increasing chloroethylphosphonic acid-induced ethylene response Robert E. Holm 1980-12-09