It was a short search - using the term "wearable" I got only two results at the CES this year. Is it the last pair? Or will the number "double" next year like with semiconductors ;-) There where a lot more interesting companies but they did'nt used the term.

Ok, here are the two:

CES Exhibitors

Viewing 1-2 of 2 CES Exhibitor Results

3G Green Green Globe Co. Ltd.
The power of your computer is controlled simply by your thumb, 4D OFF-TABLE Hand Track is operated without space limitation, while wearable and off table.The special figure can be reduce the harm of wrist. 4D OFF-TABLE is your best choice.

eMagin
A leader in virtual imaging, eMagin manufactures and integrates OLED microdisplays to deliver a near-immersive virtual imaging experience. eMagin's products are enabling new markets for wearable computing, wireless communications appliances, 3D viewing, portable entertainment,and others. ...