DZ

David A. Zimmerman

EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
📍 Wilmington, DE: #1,052 of 3,182 inventorsTop 35%
🗺 Delaware: #2,150 of 7,163 inventorsTop 35%
Overall (All Time): #1,228,687 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8534181 Self-loading firearm 2013-09-17
7247200 Titanium dioxide finishing process Russell Bertrum Diemer, Jr., Alan Roger Eaton, Narayanan Sankara Subramanian, Stephen William Taylor, George Schurr 2007-07-24
6036999 Method of preparing grinding media consisting essentially of sintered TiO.sub.2 particles Qian Qiu Zhao 2000-03-14
5759511 Granular scrubs for use in manufacturing titanium dioxide pigment Russell Bertrum Diemer, Jr., Narayanan Sankara Subramanian 1998-06-02