Inventor · disambiguated record
Donald Flugrad
Also filed as: FLUGRAD DONALD · FLUGRAD DONALD R · FLUGRAD JR DONALD R
8 granted patents·142 citations·filing 1993–2010
87Inventor score
Top patents by PatentIndex Score
8 records- 0185US6937227B2Hand-held pointing deviceUNIV IOWA STATE RES FOUND INC·Filed 2003·Granted Aug 30, 2005·64 cites·25 claims
- 0283US5339906APositon feedback mechanism for an implementDEERE & CO·Filed 1993·Granted Aug 23, 1994·41 cites·15 claims
- 0378US7778995B2Geometric search engineUNIV IOWA STATE RES FOUND INC·Filed 2007·Granted Aug 17, 2010·9 cites·43 claims
- 0466US7118512B2Self-actuating, traction-drive speed changerUNIV IOWA STATE RES FOUND INC·Filed 2001·Granted Oct 10, 2006·12 cites·33 claims
- 0565US7548650B2Geometric search engineUNIV IOWA STATE RES FOUND INC·Filed 2004·Granted Jun 16, 2009·11 cites·18 claims
- 0657US8534146B2Geared, continuously variable speed transmissionFLUGRAD DONALD R·Filed 2010·Granted Sep 17, 2013·2 cites·24 claims
- 0752US7938033B2Geared, continuously variable speed transmissionUNIV IOWA STATE RES FOUND INC·Filed 2007·Granted May 10, 2011·1 cites·20 claims
- 0849US7492374B2Computer aided design file processingUNIV IOWA STATE RES FOUND INC·Filed 2004·Granted Feb 17, 2009·2 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →