SK

Sandra Joan Kempske

WC W.R. Grace & Co.-Conn.: 4 patents #187 of 1,045Top 20%
📍 Baltimore, MD: #998 of 4,923 inventorsTop 25%
🗺 Maryland: #8,004 of 35,612 inventorsTop 25%
Overall (All Time): #1,262,310 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6896876 High cleaning silica gel dental abrasive, dentifrices prepared therefrom, and a method for preparing the dental abrasive Cristian Libanati, James G. Miller 2005-05-24
6585960 Abrasive silica compositions and dentifrice compositions prepared therefrom Michael Thomas, Michael V. Ernest 2003-07-01
6440397 Abrasive silica compositions and dentifrice compositions prepared therefrom Michael Thomas, Michael V. Ernest 2002-08-27
6294155 Abrasive silica compositions and dentifrice compositions prepared therefrom Michael Thomas, Michael V. Ernest 2001-09-25