CH

Charles L. Hoffmeyer

EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
📍 Wilmington, DE: #1,229 of 3,182 inventorsTop 40%
🗺 Delaware: #2,574 of 7,163 inventorsTop 40%
Overall (All Time): #1,656,396 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5183214 Process of magnetic media milling Howard Zakheim, Peter M. Clinton, James D. Goldschneider, Christopher A. Kasmer, Markus Zahn 1993-02-02
5178338 Process and apparatus for magnetic media milling Howard Zakheim, James D. Goldschneider, Markus Zahn 1993-01-12
5022592 Magnetic media mill Howard Zakheim, Peter M. Clinton, James D. Goldschneider, Christopher A. Kasmer, Markus Zahn 1991-06-11