Erwin Bauer has been granted 18 US patents while listed as an inventor at Siemens Aktiengesellschaft. The first was granted in 1981 and the most recent in September 2013. Erwin Bauer ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Erwin Bauer in Waiblingen, DE.