NGK INSULATORS, LTD.

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February 2, 2012	Acquisition of Semiconductor Manufacturing Equipment-Related Business From U.S. Manufacturer
January 31, 2012	Summary of Consolidated Financial Results for the Nine Months ended December 31, 2011(83KB)
January 25, 2012	NGK to Increase Production Capacity for High-precision NOx Sensor
December 19, 2011	Notice of Projected Extraordinary Loss on NAS Battery Safety Measures, Allowance for Income Taxes Based on Transfer Pricing Taxation and Revision of Business Forecasts(53KB)
December 5, 2011	NGK Introduces New Wafer Products for Electronic Devices at SEMICON Japan

February 2, 2012

January 31, 2012

(83KB)

January 25, 2012

December 19, 2011

(53KB)

December 5, 2011

January 17, 2012	Renewed brochure of Corporate Profile
December 22, 2011	Updated Q&A Concerning the NAS Battery Fire
November 22, 2011	Updated Q&A Concerning the NAS Battery Fire
November 14, 2011	Added Q&A Concerning the NAS Battery Fire
November 2, 2011	Renovated contents of our "CSR" pages

January 17, 2012

December 22, 2011

November 22, 2011

November 14, 2011

November 2, 2011