Nowhere on the income statement, balance sheet or cash flow statement is there any mention of reserves or valuation allowances.

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Not until page 111 of the 2010 10-K does one see details on how the companies loan loss reserves, aka valuation allowances change.

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On its post-earnings conference call, OmniVision said the weaker gross margin in the April quarter reflects the impact of a decrease in sales of previously written down inventory and an increase in inventory valuation allowances.

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