| Jul.1987 |
Nihon Ceratec Co., Ltd. established as a subsidiary of Nihon Cement Co., Ltd. (currently Taiheiyo Cement Corporation) in Sendai City, Miyagi Prefecture. |
| May.1996 |
Los Angeles Branch Office established in Los Angeles, USA. |
| Jun.1998 |
Los Angeles Branch relocated to Silicon Valley. |
| Apr.2002 |
Merged with Megacera Co., Ltd. |
| Sep.2002 |
Cleaning and Refurbishment Section established in Omuta City, Fukuoka Prefecture (Kyushu) to expand ceramic cleaning and recycling operations. |
| Nov.2003 |
Listed on JASDAQ (currently Jasdaq Securities Exchange, Inc.). |
| Mar.2005 |
Listed on Second Section of Tokyo Stock Exchange; delisted from Jasdaq Securities Exchange, Inc. |
| Oct.2005 |
Merged with Ceranx Co., Ltd. |
| Mar.2006 |
Listed on First Section of Tokyo Stock Exchange. |
| Jan.2007 |
Ceratec, Inc. established in California, USA. |
| Feb.2008 |
Yeedex Ceratec Corporation established in Hsinchu City, Taiwan. |
| Nov.2009 |
Became a wholly owned subsidiary of Taiheiyo Cement Corporation through share exchange. |
| Apr.2014 |
MMC business transferred to Japan Fine Ceramics Co., Ltd. through absorption-type company split. |
| Apr.2015 |
Became wholly owned subsidiary of NGK SPARK PLUG CO., LTD.(currently Niterra Co., Ltd.)
through stock transfer by the parent company. |
| Apr.2016 |
Company name changed to NTK CERATEC CO., LTD. |
| Apr.2017 |
Piezoelectric Business Dept was transferred by NGK SPARK PLUG CO., LTD.(currently Niterra Co., Ltd.) |
| Apr.2018 |
Integrated Ceratec, Inc.’s business operation with NTK Technologies, Inc. |
| Apr.2021 |
Took over the semiconductor production equipment (SPE) business of NGK SPARK PLUG CO., LTD.(currently Niterra Co., Ltd.) |