ClearVideo

• FourCCs: UCOD
• Company: Iterated Systems
• Samples: http://www.mplayerhq.hu/MPlayer/samples/V-codecs/UCOD/

ClearVideo is a video encoder ostensibly based on fractals. Alleged to be the basis of certain RealVideo codecs. Also alleged to be patented. A patent search with "iterated" as the assignee name indeed turns up over 20 patents, many of which mention "fractals" and "image compression" in the title.