Yep, I-O DATA has another Super-Multi drive with 12x DVD-RAM writing speeds. According to AV Watch, its based on the Matsushita (Panasonic) SW-9587.
Here's their announcement:
http://www.iodata.jp/news/2006/01/dvr-abm16g.htm
Full list of specs:
http://www.iodata.jp/prod/storage/dvd/2 ... index5.htm
While not groundbreaking, the specs are at least on par with the drives from the competition.