| Net income | 8.01M |
| Depreciation and amortization | 1.45M |
| Deferred taxes | 2.34M |
| Gain on disposal of assets | |
| Stock based compensation | 1.4M |
| Accounts receivable, net | -1.99M |
| Inventories | -1.19M |
| Prepaid expenses and other | |
| Accounts payable and accrued expenses | 2.32M |
| Net cash provided by operating activities | |
| Purchases of property and equipment | -1.55M |
| Proceeds from sale of assets | 729 |
| Patent additions | -77.14K |
| Purchases of investments | -8.14M |
| Proceeds from maturities of investments | |
| Proceeds from notes receivable | |
| Net cash used in investing activities | |
| Repayment of long-term debt | |
| Proceeds from issuance of common stock under employee stock purchase plan | 254.43K |
| Proceeds from issuance of common stock upon exercise of stock options | 548.84K |
| Net cash provided by (used in) financing activities | |
| Increase in cash and cash equivalents | 9.94M |
| Cash and cash equivalents, beginning of period | 18.07M |
| Cash and cash equivalents, end of period | 28.01M |