| July 1991 |
Established Polatechno Co., Ltd with the capital JPY 400 million invested equally by Nippon Kayaku Co., Ltd and Arisawa Mfg. Co., Ltd., and started manufacturing polarizers and others for LCD.
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| February 1992 |
Established Polatechno Sales Co., Ltd. with the capital JPY 40 million. |
| July 1992 |
Completed Niigata Factory in Joetsu-shi, Niigata-ken. |
| December 1992 |
Commenced sales of own products. |
| September 1995 |
Acquired polarizing film unit from Arisawa Mfg. Co., Ltd. Set up new Nakadahara Factory in Joetsu-shi, Niigata-ken. |
| May 1996 |
Increased the capital to JPY 1.2 billion through shareholders allocation. |
| June 1997 |
Equity investment in Polatechno (Hong Kong) Co., Ltd. by Polatechno Sales Co., Ltd. |
| January 1999 |
Registered for ISO9002 quality system. |
| June 1999 |
Absorbed Polatechno Sales Co., Ltd., and increased the capital JPY 1,240,000,000. Nippon Kayaku Co., Ltd. took over 5% issued share from Arisaswa Mfg. Co., Ltd., and increased its holding share to 55%. |
| July 1999 |
Established Dejima Tech B.V. in the Netherlands as a 100% subsidiary. Dejima Tech B.V. then acquired the optical films unit from Akzo Nobel.
Dejima Tech B.V. established manufacturing company Dejima Optical Films B.V. as a 100% subsidiary. |
| August 2002 |
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| March 2003 |
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| August 2003 |
Established Wuxi Polatechno Optics Co., Ltd. in People's Republic of China as a 100% subsidiary. |
| January 2004 |
Acquired MOXTEK, Inc. in USA as a 100% subsidiary. |
| March 2006 |
Listed in JASDAQ Securities Exchange, and increased the capital to JPY 3,007,150,000 through public offering. |
| March 2006 |
Increased the capital to JPY 3,095,125,000 through third-party allocation associated with over-allotment for the company's listing. |
