- 1949
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Started the manufacture of NTK techinical ceramics.
- 1962
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Started the operation of Komaki Factory. (Aichi prefecture)
- 1967
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Started the manufacture of ceramic I.C. packages.
- 1984
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Established Kani Ceramic Co., Ltd. Takenami Ceramic Co., Ltd. and Iijima Ceramic Co., Ltd.
- 1993
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Established Nakatsugawa Ceramic Co., Ltd.
- 2009
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Established NTK Ceramic Co., Ltd. (Merging Nakatsugawa Ceramic Co., Ltd. with Kani Ceramic Co, Ltd. and Iijima Ceramic Co., Ltd.)
- 2010
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ISO9001 Certification
- 2016
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Restructured NTK Ceramic Co., Ltd. and established “New” NTK Ceramic Co., Ltd. and CS Nakatsugawa Co., Ltd. (Semiconductor division was split from NGK Spark Plug Co., Ltd. and absorbed to “New” NTK Ceramic Co., Ltd.)
