Back in July I wrote a post that investigated whether companies with the most patents ended up with the best stock performance. It turned out that the answer was "no" but in looking at some of the companies in our sample set, we came across Digimarc ( DMRC ). The company is in the news again today as Nielson announced a partnership with Digimarc to implement what amounts to a DRM system on Internet video. An excerpt from the announcement Nielson made today follows: "The Nielsen Company and Digimarc Corporation (NASDAQ: DMRC) today announced a new service - Nielsen Digital Media Manager - that will enable media companies, social networks, peer-to-peer services and user generated content sites to monitor and manage the distribution of media content across the Internet. Nielsen Digital Media Manager will use digital watermarking and fingerprinting to establish an industry-wide rules-based solution to copyright security and to assure copyright compliance. By providing a m...