Jaap E. Blankevoort has been granted 2 US patents while listed as an inventor at U.S. Philips. All of these patents were granted in 1994. Jaap E. Blankevoort ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jaap E. Blankevoort in Eindhoven, NL.