RZ

Ronald C. Zumstein

ET Ethyl: 2 patents #215 of 494Top 45%
AL Albemarle: 1 patents #228 of 439Top 55%
Overall (All Time): #1,641,720 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5847202 Racemization process for optically active carboxylic acids or salts or esters thereof Robert Erik Young, Hao V. Phan, Thanikavelu Manimaran 1998-12-08
4943682 Production of particulate polyimide polymers W. Dirk Klobucar, Allan A. Eisenbraun 1990-07-24
4923954 Production of particulate polyimide polymers W. Dirk Klobucar, Adam T. Nugent 1990-05-08