Robert Eicher Simmering has been granted 4 US patents while listed as an inventor at Amazon. The first was granted in 2016 and the most recent in October 2023. Robert Eicher Simmering ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Robert Eicher Simmering in Bellevue, WA, US.