InterVideo has announced that Ulead Systems has offically merged with their Taiwan branch, InterVideo Digital Tech. Here's part of their press release:
InterVideo, Inc. (NASDAQ:IVII - News) an industry leader in next-generation DVD and multimedia software, announced today that its Taiwan branch, InterVideo Digital Tech, and Ulead Systems (TSE:2487 - News) will be officially merged.

InterVideo Taiwan acquired the remaining shares of Ulead Systems Inc. in order to consolidate resources efficiently, reduce operational costs, and enhance operational efficiency. InterVideo currently owns 67 percent of Ulead and will pay NT$30 per share to buy back the remaining 33 percent of shares from Ulead shareholders.
InterVideo definitely took their sweet time finalizing this merger. It's been nearly a year since they decided to purchase a controlling interest in Ulead. If you'd like to read more, InterVideo's entire press release can be found here.