Inventor · disambiguated record
Ronald A. Devries
Also filed as: DEVRIES RONALD A
8 granted patents·1 pending application·474 citations·filing 1988–2007
91Inventor score
Top patents by PatentIndex Score
9 records- 0190US6645194B2Flexible disc obturator for a cannula assemblyMEDTRONIC INC·Filed 2001·Granted Nov 11, 2003·142 cites·20 claims
- 0279US5082025AAntegrade-retrograde switch and occluder and system for using the sameDLP INC·Filed 1990·Granted Jan 21, 1992·41 cites·20 claims
- 0374US7276055B2Oval-shaped cardiac cannulaMEDTRONIC INC·Filed 2003·Granted Oct 2, 2007·41 cites·26 claims
- 0470US8167867B2Oval-shaped cardiac cannulaBRISCOE RODERICK E·Filed 2007·Granted May 1, 2012·10 cites·4 claims
- 0560US6447484B1Flexible disc obturator for a cannula assemblyMEDTRONIC INC·Filed 1998·Granted Sep 10, 2002·64 cites·14 claims
- 0658US5817071AOval-shaped cardiac cannulaMEDTRONIC INC·Filed 1997·Granted Oct 6, 1998·75 cites·13 claims
- 0756US6146371AOval-shaped cardiac cannulaMEDTRONIC INC·Filed 1998·Granted Nov 14, 2000·70 cites·17 claims
- 0851US2007083161A1Oval-Shaped Cardiac CannulaMEDTRONIC INC·Filed 2006·Application pending·0 cites
- 0941US4846804ACombined needle protector and guidewire feederDLP INC·Filed 1988·Granted Jul 11, 1989·31 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →