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 Established Diamond Kenma Co., Ltd. in Nishi-Yodogawa-ku, Osaka city and began The manufacturing and marketing diamond tools.
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Entered into a capital and technical partnerships with Sumitomo Electric Industries, Ltd. |
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Established Katsushika Seiren Co., Ltd (renamed "Tokyo Tungsten Co., Ltd." in December the same year) and began to produce tungsten powders. |
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Transferred its plant to Sakai city. Changed its trading title to "Osaka Diamond Industries Co., Ltd." |
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Opened Sakata Plant in Sakata city, Yamagata prefecture. |
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Sumitomo Electric Industries Co., Ltd. made capital investment in the company. |
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Opened Toyama plant (currently Toyama Works) in Toyama city, Toyama prefecture. |
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registered as a listed company in the second section of the Osaka Stock Exchange. |
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Registered as a listed company in the second section of the Tokyo Stock Exchange. |
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Opened Shizuoka Works in Fujieda city, Shizuoka prefecture. |
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Opened Harima Works in Kato-gun, Hyogo prefecture.
Made capital investment to Chyi Meei Precison Industry Co., Ltd. in Taiwan. |
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Established Osaka Diamond Industries (Singapore) PTE., Ltd. in Singapore. |
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Sumitomo Electric Industries Co., Ltd. made capital investment in Tohoku Mineral Industries Co., Ltd. The corporate was renamed Advanced Material Inc. (currently A.L.M.T. TECH Inc.) |
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Established Osaka Diamond Industries (Thailand) Co., Ltd. in Thailand. |
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Established Sakata Tokyo Tungsten Co., Ltd. (currently Allied Tec Co., Ltd. A.L.M.T. TECH Inc.) |
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Transferred Tokyo Works' facilities to Sakata and Toyama plants and closed Tokyo Works down. |
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ISO9002 certified. (W, WC powder and others) |
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ISO9001 certified. (W, Mo wire, rods and plates) |
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ISO9001 and ISO14001 certified. (A.L.M.T. TECH Inc.) |
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ISO9002 certified at Osaka Diamond Industries (Singapore) PTE., Ltd.
ISO9002 certified at Osaka Diamond Industries (Thailand) Co., Ltd.
ISO14001 certified at Osaka Works
ISO14001 certified at Harima Works |
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Tokyo Tungsten Co., Ltd. and Osaka Diamond Industries Co., Ltd. merged together and formed A.L.M.T. Corp. on October 1. |
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ISO9002 certified in Cutting Tools and Wire Drawing Dies Division (Osaka Works).
ISO9001 certified in Saw Blade Division (Shizuoka Works) . |
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Entered into Co-operation Agreement with Tyrolit (Austria).
ISO9001 certified in Grinding Wheel Division (Harima Works).
Opened Ono Works in Ono city, Hyogo prefecture.
Established Henan ALMT Whirlwind Diamond Co., Ltd in China. |
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Transferred Osaka Works' facilities to Harima and closed the Works down.
Functional parts business transferred from Sumitomo Electric Industries, Ltd.
Partly divided and took over A.L.M.T. TECH Inc. and established newly independent subsidiaries, A.L.M.T. TUNGSTEN Corp. and A.L.M.T. DIAMOND Corp. |
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A.L.M.T. Corp. become a wholly owned subsidiary of Sumitomo Electric Industries Co. Ltd.
(as of July 30, 2004) and be delisted from the Second Section of the Tokyo Stock Exchange and Osaka Securities Exchange.
ISO14001 certified at Toyama Works. |
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The trade name of Osaka Diamond Industries (Singapore) PTE., Ltd. was changed into A.L.M.T. Asia Pacific Pte. Ltd.
The trade name of Osaka Diamond Industries (Thailand) Co., Ltd. was changed into A.L.M.T. (Thailand) Co., Ltd. |
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