| Cash and cash equivalents | 3.79M |
| Short term investments | 1.52M |
| Royalty receivables, net of reserves of $92,723 and $162,723 | |
| Prepaid expenses and other current assets | 80.99K |
| Note receivable SPD Control Systems | |
| Total current assets | 6.72M |
| Fixed assets, net | 738.77K |
| Note receivable SPD Control Systems | |
| Deposits and other assets | |
| Total assets | 7.49M |
| Accounts payable | 60.13K |
| Deferred revenue | 20K |
| Accrued expenses and other | |
| Total liabilities | 711.51K |
| Commitments and Contingencies | |
| Capital stock, par value $0.0001 per share; authorized 100,000,000 shares, issued and outstanding 18,544,355 and 18,281,973 shares, respectively | 2.4K |
| Additional paid-in capital | 111.48M |
| Accumulated deficit | -104.7M |
| Total shareholders' equity | 6.78M |
| Total liabilities and shareholders' equity | 7.49M |