PL

Peter Loewrigkeit

WC Witco Chemical: 3 patents #1 of 55Top 2%
WI Witco: 1 patents #90 of 201Top 45%
Overall (All Time): #1,064,310 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4644030 Aqueous polyurethane - polyolefin compositions Kenneth A. Van Dyk 1987-02-17
4521460 Aqueous N-methylolhydrazide-containing polymer dispersion Shmuel Dabi, Kenneth A. Van Dyk 1985-06-04
4447571 Stabilization of polyurethanes Shmuel Dabi 1984-05-08
4404258 Color stabilized water-dispersed polyurethane coating on vinyl surfaces Shmuel Dabi 1983-09-13
4335029 Aqueous polyurethane compositions Shmuel Dabi, Kenneth A. Van Dyk 1982-06-15