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is a component manufacturing company based in Tokyo, Japan. Its name is from the word ''adamant'', which was derived from the Greek word ''adamas'' meaning "diamond". At of its founding, Adamant's main products were watch jewels that were made of a hard material. In 1957, Adamant separated from Namiki Precision Jewel Co., Ltd.〔(【引用サイトリンク】title=Namiki Precision Jewel Co., Ltd. Homepage= )〕 It started sales of jewel bearings for watches and clocks and began to manufacture cap jewel, hole jewel, impulse jewel and pallet stone. In 1980, it started manufacturing ferrules for the optical communication industry utilizing injection molding engineering and polishing techniques. == History == * 1957 - Adamant Shoji Co., Ltd. was established. :::Started sales of jewel bearings for watches and clocks. * 1959 - The Company Changed name to Adamant Kogyo Co., Ltd. * 1960 - Began to manufacture jewelled bearings for watches. * 1967 - Akita Factory was set up at Yuzawa City, Akita. * 1969 - Started manufacturing and sales of component parts for medical equipment. * 1971 - Started manufacturing and sales of component parts :::for telecommunication and applied electronic devices. * 1976 - Started manufacturing and sales of phonograph parts * 1978 - Started manufactuing and sales of optical equipment parts * 1979 - Started manufacturing and sales of ruby capillaries * 1980 - Started manufacturing and sales of ferrule * 1981 - Started manufacturing and sales of sleeve * 1983 - Started manufacturing and sales of high performance temperature/humidity sensors :::and ruby surgical knives * 1989 - Established Akita-Adamant Co., Ltd., a subsidiary of Adamant Kogyo Co., Ltd., was established at Yuzawa City, Akita. * 1990 - Started manufacturing and sales of STN liquid crystal displays * 1992 - Started manufacturing and sales of touch panels * 1993 - Akita Adamant Co., Ltd. was moved to Yokote City, Akita.〔(【引用サイトリンク】title=Adamant Homepage Akita Adamant= )〕 * 1996 - Akita Adamant Co., Ltd., obtained ISO 9001certification * 1998 - Adamant America, Inc., a subsidiary of Adamant Co., Ltd. :::was established in United States.〔(【引用サイトリンク】title=Adamant Homepage AAI = )〕 * 2003 - In alliance with Micralyne to provide MEMS products.〔(【引用サイトリンク】title=Adamant and Micralyne= )〕 :::Adamant group gained certification according to ISO 14001. * 2009 - Adamant Europe GmbH, a subsidiary of Adamant Co., Ltd., was established in Germany. * 2013 - Adamant Headquarters, Akita Adamant obtained ISO 13485 certification * 2014 - The Company Changed name to Adamant Co., Ltd. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Adamant Co., Ltd.」の詳細全文を読む スポンサード リンク
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