David A. Kummer has been granted 113 US patents while listed as an inventor at Echostar Technologies L.L.C.. The first was granted in 1980 and the most recent in August 2022. David A. Kummer ranks #11,295 of 4,157,543 US inventors in our database (top 0.27%). Patent records list David A. Kummer in Highlands Ranch, CO, US.