Warren E. Glaab has been granted 2 US patents while listed as an inventor at Merck. The first was granted in 2007 and the most recent in April 2011. Warren E. Glaab ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Warren E. Glaab in Rahway, NJ, US.