Memjet has filed a patent infringement lawsuit against Hewlett-Packard Company in the United States District Court for the Southern District of California. The lawsuit alleges infringement of eight Memjet patents related to its page-wide "waterfall" printing technology. Read the entire press release here: http://www.marketwatch.com/story/memjet-files-lawsuit-alleging-patent-infringement-by-hewlett-packard-2015-08-11