Brief history of YCC
|1925(Taisho 14)||Toshiyasu Kato founded a company (beginning status of Yamaju Ceramics) as porcelain exporting company in Seto-city.|
|1935(Taisho 10)||At Owariasahi-City, Toshiyasu Kato established new factory of porcelain which had integrated porcelain production line and expanded the business area toward southeast Asia|
|1938(Showa 13)||Toshiyasu Kato re-organized the company (old stats of Yamaju Ceramics) to be a limited partnership|
|1942(Showa 17)||Produced Acid-resistance bottles as an appointed factory by Japanese Army government for the demand of World War 2 (Pacific Theater).|
|1948(Showa 23)||Re-started the production of Porcelain & Pottery for consumer market as commercial trading was allowed to resume.|
|1952(Showa 27)||Getting a head start on Porcelain & Pottery market as introducing the "Heavy oil fired tunnel kiln".|
|1958(Showa 33)||Shifting the most production into "Semi-Porcelain-Pottery" dinner set.
Main sales area changed to U.S.A. Canada, and Australia.
|1967(Showa 42)||The founder Toshiyasu Kato passed away in hurry. Hisao Kato was inaugurated as the representative of company.|
|1969(Showa 44)||Prepared the mass productive factory of porcelain & pottery by rationalizing lines throughout.|
|1970(Showa 45)||Visited Science & Technical Research Laboratories (NHK STRL) to be advised about new possibilities for innovative business.|
|1971(Showa 46)||Decided to enter the business of oxide single crystal.|
|1972(Showa 47)||R&D activities for YAG single crystal for Laser oscillation under the guidance of Tohoku University.|
|1973(Showa 48)||Incorporated to be "Yamaju Ceramics Co., Ltd" (in the capital amount JPY 10,0000,000).
Hisao Kato inaugurated as the President.
|1974(Showa 49)||Single crystal laboratory was moved to Seto city. Then, operation started as Crystal division Seto factory. Merger with Limited Partnership "Yamaju Shouten".|
|1976(Showa 51)||Mass production of Lithium Niobate single crystal wafers for IF filters of TV & VTR had started.|
|1982(Showa 57)||Mass production of Lithium Tantalate single crystal wafers for IF filters of TV & VTR had started.|
|1983(Showa 58)||Made big investment into Seto Factory for capacity increase|
|1985(Showa 60)||SBIC (Nagoya Small and Medium Business Investment & Consultation) participated capital investment to Yamaju Ceramics.|
|1987(Showa 62)||Invested to porcelain & pottery production for effective rationalization against Plaza Accord.|
|1988(Showa 63)||R&D activities for "doped single crystals*" started as new project.
* Adding the other elements into Lithium Niobate for further possibilities of various applications.
|1991(Heisei 3)||Due to serious arise of Yen currency, we were forced to retire from porcelain dinner ware export production.|
|1998(Heisei 10)||Expanded the production facilities significantly due to rapid demand of Lithium Tantalate for radio frequency filter of mobile phone.|
|1999(Heisei 11)||Michiya Kato inaugurated as the President.|
|2000(Heisei 12)||Increased floor space of Seto factory.|
|2003(Heisei 15)||Acquired ISO9001.|
|2006(Heisei 18)||Acquired ISO14001.
Commercialization of Black-Yellow-LT for SAW filters
|2008(Heisei 20)||Take a patent for Black-Yellow-LT|
|2010(Heisei 22)||Developed Single Crystal (Sapphire) for LED, SOS, Base substrate for high precision hybrid wafer applications.|
|2011(Heisei 23)||Ietaka Sahashi inaugurated as the President.|
|2012(Heisei 24)||Centrair R&D Center and Factory was built in Tokoname-City.
Began full-scale mass production of large diameter 6 inch LT single crystal
|2015(Heisei 27)||Expanded Centrair R&D plant and Set factory, and production facilities had installed significantly.|