Robert E. Stahley has been granted 13 US patents while listed as an inventor at The Procter & Gamble. The first was granted in 1995 and the most recent in January 2004. Robert E. Stahley ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Robert E. Stahley in Middletown, OH, US.