Quarterly report pursuant to Section 13 or 15(d)

Condensed Statements Of Cash Flows Unaudited

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Condensed Statements Of Cash Flows Unaudited (USD $)
 9 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Cash flows from operating activities    
Net income $ 2,237,476 $ 2,873,486
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 361,469 299,614
Deferred taxes 1,350,234 61,605
Loss on disposal of assets 11,297 21,081
Stock based compensation 570,574 326,651
Changes in operating assets and liabilities:    
Accounts receivable, net (2,025,635) (863,809)
Inventories (1,994,734) (241,547)
Prepaid expenses and other (54,551) (351,443)
Accounts payable and accrued expenses 1,329,893 (1,332,165)
Net cash provided by operating activities 1,786,023 793,473
Cash flows from investing activities    
Purchases of property, plant and equipment and intangible assets (691,640) (297,006)
Purchases of investments (7,063,000) (8,661,000)
Proceeds from maturities of investments 7,062,000 2,574,000
Net cash used in investing activities (692,640) (6,384,006)
Cash flows from financing activities    
Proceeds from issuance of common stock under employee stock purchase plan 135,981 142,542
Proceeds from issuance of common stock upon exercise of stock options 14,996 147,707
Other (55,748)  
Net cash provided by financing activities 95,229 290,249
Increase (decrease) in cash and cash equivalents 1,188,612 (5,300,284)
Cash and cash equivalents, beginning of period 5,678,143 11,281,027
Cash and cash equivalents, end of period $ 6,866,755 $ 5,980,743