A logo is used for immediate recognition, inspiring trust, loyalty and an implied superiority. The logo is the major aspect of a company’s commercial brand, or economic entity, and its shapes, colors, fonts, and images usually are different from others in a similar market. Logos are also used to identify organizations and other non-commercial entities.
Today there are many corporations, products, services, agencies and other entities using an ideogram (sign, icon) or an emblem (symbol) or a combination of sign and emblem as a logo. People recognized some ideograms without a name. It is sensible to use an ideogram as a logo.