DF

Donald Flugrad

IU Iowa State University: 7 patents #74 of 1,643Top 5%
JD John Deere: 1 patents #2,957 of 5,518Top 55%
📍 Ames, IA: #176 of 1,427 inventorsTop 15%
🗺 Iowa: #1,945 of 15,303 inventorsTop 15%
Overall (All Time): #652,808 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8534146 Geared, continuously variable speed transmission Abir Ziyad Qamhiyah 2013-09-17
7938033 Geared, continuously variable speed transmission Abir Ziyad Qamhiyah 2011-05-10
7778995 Geometric search engine Abir Ziyad Qamhiyah 2010-08-17
7548650 Geometric search engine Abir Ziyad Qamhiyah 2009-06-16
7492374 Computer aided design file processing Abir Ziyad Qamhiyah 2009-02-17
7118512 Self-actuating, traction-drive speed changer Abir Ziyad Qamhiyah 2006-10-10
6937227 Hand-held pointing device Abir Ziyad Qamhiyah, Hekmat Tahseen Qamhieh 2005-08-30
5339906 Positon feedback mechanism for an implement Robert E. Fox, William L. Smith 1994-08-23