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Akiharu Kobori founded KOBORI factory, a manufacture of watch parts, in Hashiba-cho, Asakusa-ku. |
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Moved to Midorigaoka, Meguro-ku due to war damage. |
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Reorganized to KOBORI Manufacturing Co., Ltd. (Capital 500,000 yen)
Yoshirou Kobori assumed the Pesidency. |
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Moved to the head office location and erected a new factory (Yaguchi, Ota-ku, Tokyo) |
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Established Iwase Factory in Tomobe, Sakuragawa-shi, Ibaraki-ken. |
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President Yoshiro Kobori received the Medal with Dark Blue Ribbon award. |
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Rebuilt the head office to a five-story building. |
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Established Oe Factory in Oe-machi, Yamagata-ken. |
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Established Marukei Sangyo Co., Ltd. for sales promotion. |
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Established Nishikawa Factory in Nishikawa-machi Yamagata-ken. |
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Increased the capital to 250 million yen. |
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Established Yachi Factory in Yachi Kahoku-machi Yamagata-ken. Started manufacturing optical lenses. |
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Started consignment sales of "Tefnon lenses" in Japan. |
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Increased the most advanced machine to improve the productivity and processing accuracy of metal parts. |
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Kihachi Kobori assumed the presidency. |
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Started Introducing new machinery for manufacturing large-diameter lenses. |
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Katsuhisa Kobori assumed the presidency. |
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Established a joint venture company "栄成富源小堀電光有限公司" in China. |
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Started consignment manufacturing with Precision Co., Ltd. in Bangladesh, to which Marukei Sangyo Co., Ltd. invested. |
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All 4 factories acquired ISO14001. |
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Extended Oe Factory to support high-precision products and low-volume parts as well.
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Etsuro Kobori assumed the presidency. |
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Established a new clean room in Nishikawa Factory to secure assembling high-quality products. |
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Established a new clean room in Yachi Factory for high-quality lens and prism coating. |
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Etsuro Kobori assumed the presidency and Tatsuharu Nanko assumed the vice-presidency. |
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Established a new clean room in Oe Factory to secure assembling high-quality products. |
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Reduced the capital to 100 million yen. |
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As the 60th anniversary of the company establishment, Enterprise Resource Planning system was introduced. |
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Etsuro Kobori assumed the office of chairman and Tatsuharu Nanko assumed the presidency. |
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As the 60th anniversary of the company establishment, Iwase Factory was rebuilt, and its name was changed to "Ibaraki Factory". |
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Nishikawa and Oe factories were merged and renamed as "Yamagata First Factory".
Yachi Factory was renamed as "Yamagata Second Factory" accordingly. |
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Shifted the company system to a holding company system under which Kobori Holdings assumed a role as a wholly-owning parent company. |
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Expanded Oe Factory and relocated Nishikawa and Yachi Factory to its site. The 3 factories were consolidated and renamed as "Yamagata Factory". |
