Ruthie E. Coffey has been granted 2 US patents while listed as an inventor at Abbott. The first was granted in 2011 and the most recent in November 2012. Ruthie E. Coffey ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ruthie E. Coffey in Hawthorn Woods, IL, US.