Philips revokes CD-R patent license for CMC and Ritek

Posted by From the Web

Royal Philips Electronics has revoked CD-R disc patent licenses for CMC Magnetics and Ritek, the top two producers of optical discs in Taiwan, as well as Prodisc Technology and Lead Data, two second-tier makers, according to a list of CD-R licensees published on Philips Intellectual Property & Standards' (PIPS') global website. Philips' withdrawal of CD-R licensing was due to the Taiwan-based makers, except for Ritek, violating existing licensing contracts, industry sources in Taiwan cited Philips as saying.

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