Siemens logo Posted on June 26, 2015 by admin Siemens logo Sign - Symbol - Watermark - Trademark - Company logo. The below image is of the Siemens logo showing the sign by itself or the logo including the brand name of the relevant company. Siemens logo Siemens logo Tags: siemens, siemens brand, siemens logo, siemens logos, siemens sign, siemens symbol, siemens trademark