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2007
2006
2005
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10/24/2007 Notice of Dissolution of Our Consolidated Subsidiary
09/25/2007 SUMCO Receives Favorable Decision from the U.S. Court of Appeals for the Federal Circuit in a Patent Lawsuit
09/10/2007 Brief Statement of Financial Results for six months ended July 31,2007 of fiscal year 2007
09/10/2007 Announcement of Revisions to Business Forecasts
09/10/2007 Announcement of Revision to Dividend Forecast
09/10/2007 Announcement of the New Plant Construction for the Photovoltaic Silicon Wafer Business Expansion
05/28/2007 Brief Statement of Consolidated Financial Results for and at the End of the 1st Quarter of FY2007
05/28/2007 Announcement of Revisions to Business Forecasts
05/11/2007 SUMCO denies a solar grade wafer disributorship agreement with WPG.
02/23/2007 300mm Wafer Production Capacity to Expand




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