Marcell E. Coates has been granted 13 US patents while listed as an inventor at Black & Decker. The first was granted in 2016 and the most recent in May 2025. Marcell E. Coates ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Marcell E. Coates in Baltimore, MD, US.