The present invention provides a system which enables searching documents at one time, even if they may be written in plural languages, according to key words written in the searcher's language. The system also enables translation of the search results into the searcher's language prior to being displayed....http://www.google.co.uk/patents/US20010016860?utm_source=gb-gplus-sharePatent US20010016860 - Document searching system for multilingual documents
