WZ

William J. Zeman

SC Sherex Chemical Co.: 3 patents #8 of 46Top 20%
GC Goldschmidt Chemical: 1 patents #8 of 21Top 40%
WI Witco: 1 patents #90 of 201Top 45%
📍 Janesville, WI: #47 of 319 inventorsTop 15%
🗺 Wisconsin: #9,054 of 40,088 inventorsTop 25%
Overall (All Time): #1,045,062 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6458343 Quaternary compounds, compositions containing them, and uses thereof Craig Poffenberger, Yvonne D. R. Deac 2002-10-01
5716498 Process for softening paper in manufacture Neil A. Jenny 1998-02-10
5200097 Process for making a particulate water dispersible free flowing fabric softener composition Leonard Hughes, James G. Fuller 1993-04-06
5015412 Alkaline tolerant sulfobetaine amphoteric surfactants 1991-05-14
4913841 Alkaline tolerant sulfobetaine amphoteric surfactants 1990-04-03