Inventories (Tables)

9 Months Ended

Sep. 30, 2012

Inventories

Inventories consist of the following:

	September 30,		December 31,
	2012		2011
Raw materials	$	5,655,726	$	4,091,366
Work-in-process		1,450,843		1,503,565
Finished goods		1,825,923		1,707,552
Total	$	8,932,492	$	7,302,483