During October 2-6, 2012, Newsight Japan exhibited 24"(Mass production model) and 42"(Prototype) lenticular lens based 3D displays without glasses at CEATEC 2012.
http://www.ceatec.com/2012/en/index.html
Newsight Japan addressed expansion of 3D technology and product lines adding lenticular lens models as well as conventional parallax barrier models.