Sony VAIO. It uses a logo type as its identity. I think the image looks like a sinusoid wave form which embraces electronic signals. It is their electronics line of televisions. There is a high contrast look to the black and white. It keeps the message simple and clean.
MITCHELL - TYPE BASED DESIGN - This design entirely typographic and uses no supporting imagery to convey the intent or message of the design work. This design uses long type lines to emphasize the word.