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Consolidated Statements of Cash Flows (USD $) | 12 Months Ended
--- | ---
Aug. 31, 2013 | Aug. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income | $ 4,753,501 | $ 3,575,646
Adjustments to reconcile net income to net cash used in operating activities: |  |
Expensing of fair value of stock options vested | 306,451 | 288,396
Depreciation expense | 435,678 | 351,118
Amortization expense | 71,405 | 128,921
Loss on disposal of assets | 84,396 | 870
Equity in income of joint ventures | (5,237,711) | (5,519,795)
Deferred income taxes | 124,935 | 5,605
Receivables: |  |
Trade, excluding joint ventures | (894,888) | (156,979)
Trade, joint ventures | (124,891) | 415,123
Fees for services provided to joint ventures | 213,002 | 812,978
Income taxes | (98,427) | (61,144)
Inventories | (1,017,188) | (365,800)
Prepaid expenses and other | 363,337 | (220,837)
Accounts payable | 78,623 | (123,512)
Income tax payable | 8,435 | (165,308)
Accrued liabilities | (311,693) | 646,024
Net cash used in operating activities | (1,245,035) | (388,694)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Investment in joint ventures |  | (484,545)
Dividends received from joint ventures | 3,155,737 | 3,060,545
Additions to property and equipment | (1,488,059) | (1,037,468)
Effect of NTI Asean consolidation on cash (Note 2) | 1,612,768 |
Additions to patents | (255,259) | (187,064)
Net cash provided by investing activities | 3,025,187 | 1,351,468
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Repayment of note payable | (76,119) | (76,119)
Dividend received by non-controlling interest | (1,752,842) |
Proceeds from employee stock purchase plan | 56,739 | 55,410
Proceeds from exercise of stock options | 208,354 | 34,531
Net cash provided by financing activities | (1,563,867) | 13,822
EFFECT OF EXCHANGE RATE CHANGES ON CASH: | (39,574) | (105,411)
NET INCREASE IN CASH AND CASH EQUIVALENTS | 176,711 | 871,185
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR | 4,137,547 | 3,266,362
CASH AND CASH EQUIVALENTS AT END OF YEAR | $ 4,314,258 | $ 4,137,547

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