DE

Darla A. Elgin

3M: 3 patents #4,214 of 11,543Top 40%
📍 Ames, IA: #413 of 1,427 inventorsTop 30%
🗺 Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,586,007 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7182682 Apparatus for making a surface treating article Michael S. Bates, Stanley L. Conwell, Douglas E. Devaney, Peter J. Fritz, Richard L. Fry +4 more 2007-02-27
6817935 Method of making a surface treating article and such a surface treating article Michael S. Bates, Stanley L. Conwell, Douglas E. Devaney, Peter J. Fritz, Richard L. Fry +4 more 2004-11-16
6609951 Method of making a surface treating article Michael S. Bates, Stanley L. Conwell, Douglas E. Devaney, Peter J. Fritz, Richard L. Fry +4 more 2003-08-26