Karl E. Geisel has been granted 6 US patents while listed as an inventor at Control Screening, Llc.. The first was granted in 1995 and the most recent in February 2016. Karl E. Geisel ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Karl E. Geisel in Ringwood, NJ, US.