OLED Plant Profile

Yonezawa Plant Outline

Yonezawa Plant, Tohoku Pioneer Corporation
April 1981
4-3146-7 Hachimanpara, Yonezawa, Yamagata
992-1128, Japan
Phone: +81-238-28-1211
Fax: +81-238-28-7828


Land Area
Lot area: 114,299m2
Floor space:25,798m2
Main Products
Organic Light Emitting Diode (OLED) Displays

Yonezawa, the Historic Castle Town of the Uesugi Clan

Uesugi Shrine
(The Former Site of Yonezawa Castle)

Denoku No Mori
(Museum / Cultural Hall)

Yamagata University, Faculty of Engineering Old Building
(The Former Yonezawa Higher Technical School)

Uesugi Clan Mausoleum

Rinsen Ji (Buddhist Temple)

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* Tohoku Pioneer succeeded in the world's first mass production of OLED displays in 1997.

Tohoku Pioneer plans volume production of OLEDs | EE Times