EP0689133 http://v3.espacenet.com/textdoc?IDX=EP0689133 "Method of displaying multiple sets of information in the same area of a computer screen" EP0807891 http://v3.espacenet.com/textdoc?IDX=EP0807891 "Stateless shopping cart for the web" EP1149352 http://v3.espacenet.com/textdoc?IDX=EP1149352 "METHOD AND SYSTEM FOR WEBSITE OVERVIEW" EP0287578 http://v3.espacenet.com/textdoc?IDX=EP0287578 "DIGITAL CODING PROCESS" US4698672 http://v3.espacenet.com/textdoc?IDX=US4698672 "Coding system for reducing redundancy" => eg. JPEG, MP3 and other compressed formats US6745238 http://v3.espacenet.com/textdoc?IDX=US6745238 "Self service system for web site publishing" => Content Management Systems US6525747 http://v3.espacenet.com/textdoc?IDX=US6525747 "Method and system for conducting a discussion relating to an item" => Internet Discussion System US5960411 http://v3.espacenet.com/textdoc?IDX=US5960411 "Method and system for placing a purchase order via a communications network" => "One-Click-Shopping" EP0902381 http://v3.espacenet.com/textdoc?IDX=EP0902381 "Method and system for placing a purchase order via a communications network" => "One-Click-Shopping @ Europe" EP0855659 http://v3.espacenet.com/textdoc?IDX=EP0855659 "System and method for providing anonymous personalized browsing in a network" EP0845747 http://v3.espacenet.com/textdoc?IDX=EP0845747 "A delivery managing system" EP0883076 http://v3.espacenet.com/textdoc?IDX=EP0883076 "Network charge server"