E. Michael Ackley has been granted 55 US patents while listed as an inventor at Ackley Machine. The first was granted in 1981 and the most recent in December 2025. E. Michael Ackley ranks #45,454 of 4,157,543 US inventors in our database (top 1.1%). Patent records list E. Michael Ackley in Pennsville, NJ, US.