Condensed Consolidated Statements of Operations (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues:
Technology development revenues	$ 4,874,826	$ 6,161,826	$ 15,868,642	$ 17,406,515
Products and licensing revenues	3,155,953	2,681,184	8,715,630	10,058,709
Total revenues	8,030,779	8,843,010	24,584,272	27,465,224
Cost of revenues:
Technology development costs	3,577,476	3,630,163	11,248,453	11,910,771
Products and licensing costs	1,307,285	1,719,039	3,821,980	5,059,507
Total cost of revenues	4,884,761	5,349,202	15,070,433	16,970,278
Gross Profit	3,146,018	3,493,808	9,513,839	10,494,946
Operating expense:
Selling, general and administrative	2,665,454	2,303,325	8,183,632	9,340,545
Research, development, and engineering	654,566	877,741	1,968,877	1,950,275
Total operating expense	3,320,020	3,181,066	10,152,509	11,290,820
Operating (loss)/Income	(174,002)	312,742	(638,670)	(795,874)
Other income/(expense):
Other income, net	37,866	21,953	85,083	57,793
Interest expense	(68,455)	(91,908)	(222,473)	(290,634)
Total other expense	(30,589)	(69,955)	(137,390)	(232,841)
Income /(Loss) before income taxes	(204,591)	242,787	(776,060)	(1,028,715)
Income tax expense	15,618	287	21,417	10,307
Net Income /(loss)	(220,209)	242,500	(797,477)	(1,039,022)
Preferred stock dividend	34,095	20,616	94,974	94,952
Net Income /(loss) attributable to common stockholders	$ (254,304)	$ 221,884	$ (892,451)	$ (1,133,974)
Net loss per share:
Basic	$ (0.02)	$ 0.02	$ (0.06)	$ (0.08)
Diluted	$ (0.02)	$ 0.01	$ (0.06)	$ (0.08)
Weighted average shares:
Basic	13,939,938	13,669,724	13,903,809	13,598,249
Diluted	13,939,938	15,898,639	13,903,809	13,598,249