Consolidated Statements of Cash Flows (USD $)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities:
Net loss	$ (3,228,618)	$ (2,459,335)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	33,459	26,108
Stock-based compensation	1,099,568	787,538
Changes in assets and liabilities:
Royalty receivables	(275,800)	(239,731)
Prepaid expenses and other assets	127,014	21,116
Deferred revenue	38,749	53,124
Accounts payable and accrued expenses	(25,986)	(19,113)
Net cash used in operating activities	(2,231,614)	(1,830,293)
Cash flows from investing activities:
Purchase of fixed assets	(44,539)	(10,609)
Change in short term investments	(6,535)	203,639
Note receivable and interest on SPD Control Systems		224,903
Net cash (used in) provided by investing activities	(51,074)	417,933
Cash flows from financing activities:
Net proceeds from the sale of stock		6,974,750
Net cash provided by financing activities		6,974,750
Net (decrease) increase in cash and cash equivalents	(2,282,688)	5,562,390
Cash and cash equivalents at beginning of year	8,390,233	2,403,364
Cash and cash equivalents at end of period	$ 6,107,545	$ 7,965,754