KYOCERA Crystal Device traces its origins back to Kinsekisha Kenkyujo.
The company split off from Kinsekisha Hosekiten, a small jewelry business in Kanda-Ogawamachi, Tokyo, for the purpose of manufacturing quartz crystal units.
|1941||Quartz crystal-related business split off from Kinsekisha Hosekiten and was established as an independent company in Setagaya-ku, Tokyo, under the name Kinsekisha Kenkyujo.
|1942||Production of quartz crystal oscillators begins.|
|1944||Quartz crystal oscillator with electrodes developed using chemical plating.|
|1947||Frequency fine-tuning method for quartz crystal units with electrodes developed using chemical plating.|
|1949||Sales division split off to form Kinsekisha Co., Ltd.;
sales branches established in Azabu, Minato-ku, Tokyo and Kyoto City.
|1950||Kinsekisha Kenkyujo Co., Ltd. (now KYOCERA Crystal Device) established with capital of 3 million yen; Professor Hidetsugu Yagi asked to act as advisor; Company approved by Japan Ministry of Electrical Communications as manufacturer of quartz crystal oscillators.|
|1955||"The Theory and Practice of Quartz Crystal Oscillators" by Director of Research Division Toshio Shinada, published by Ohmsha, Ltd.|
|1956||Production of quartz crystal filters begins.|
|1957||Successful development of "barium titanate monocrystal" with guidance from Nippon Telegraph and Telephone Corporation Electrical Communication Research Institute.|
|1958||"Quartz Crystal Unit Pocket Book" published; experiments in growing synthetic quartz crystal successful.
|1959||Convex quartz crystal unit developed; GT cut quartz crystal unit delivered to Denpa Kenkyujo; Oki Electric Industry acquires 30,000 shares; phase 1 construction work at Setagaya Plant (Japan) completed; digital frequency counter developed.|
|1960||Work on commercialization of synthetic quartz crystal growing commences.|
|1961||Tuning fork crystal resonator developed; quartz crystal oscillator unit commercialized; factory established in Asahi City, Chiba Prefecture, Japan.|
|1962||Digital frequency counter developed.|
|1963||Four synthetic quartz crystal growing autoclaves installed at Asahi Plant (Japan) and production commences.|
|1970||Success in growing lithium niobate and lithium tantalate monocrystals; construction of Komae Plant (Japan) completed; monolithic crystal filter developed.|
|1971||Quartz crystal filter for optical use developed; quartz crystal oscillator for wristwatches developed.|
|1974||Quartz crystal units, quartz crystal filters approved by NASDA.|
|1975||Hokkaido Kinseki Co., Ltd. established in Mikasa City, Hokkaido Prefecture, Japan.|
|1976||New corporate headquarters building in Komae City, Tokyo, Japan completed.|
|1977||Corporate headquarters transferred to Komae City.|
|1978||Temperature compensated quartz crystal oscillator using microprocessor developed.|
|1979||Intermediate frequency block for car phone receivers developed.|
|Temperature compensated oscillator for car phones developed.|
|1980||Company name changed to Kinseki Co., Ltd.|
|1983||Kansai Branch moved to Chuo-ku, Osaka, Japan.|
|Yamagata Kinseki Co., Ltd. established in Higashine City, Yamagata Prefecture, Japan.
|First overseas subsidiary, AMERICAN KSS INC., established in Santa Clara, California, U.S.A.|
|1984||Mass production of CCD delay lines begins.|
|1985||SMD ceramic package quartz crystal unit developed.|
|1986||Company listed on Second Section of Tokyo Stock Exchange.|
|1988||Subsidiary company KINSEKI EUROPE GmbH established in Dusseldorf, Germany.|
|1989||Tokyo Stock Exchange listing changed to First Section.|
|First overseas production base KSS ELECTRONICS (THAILAND) CO., LTD. established in Chiang Mai, Thailand.|
|1991||Headquarters offices transferred to Shin-Yurigaoka, Kawasaki City, Japan.|
|1992||50th anniversary of foundation.|
|KSS ELECTRIC (THAILAND) CO., LTD. established.
|1993||Extension work at KSS ELECTRIC (THAILAND) CO.,LTD. completed.|
|Chiba Plant (Japan) first in the Company to obtain ISO 9001 certification.|
|1997||Second overseas production base, KSS PHILIPPINES, INC. established in Philippines.
|2000||Headquarters offices transferred to Komae City, Japan.|
|2002||KYOCERA Corporation becomes majority shareholder.|
|2003||Company becomes fully owned subsidiary of KYOCERA Corporation and is delisted from Tokyo Stock Exchange.|
|2004||Name changed to KYOCERA KINSEKI Corporation; Kyocera's quartz crystal operations merged with those of Kyocera Kinseki;|
|Kagoshima Kokubu Branch, Shiga Yohkaichi Branch, Nagano Okaya Branch created. KYOCERA KINSEKI Hokkaido Corporation. Ebetsu Plant begins operations (all locations in Japan).|
|2006||HERTZ CORPORATION located in Hachioji City, Tokyo becomes wholly-owned subsidiary of KYOCERA KINSEKI Corporation and name changed to KYOCERA KINSEKI HERTZ Corporation.|
|2008||Tuning Fork Crystal Unit commercial production started.|
|2012||Corporate name changed to KYOCERA Crystal Device Corporation.|
|2013||Corporate headquarters transferred to Higashine-Shi, Yamagata.|
|2014||KYOCERA Crystal Device Hokkaido Corporation and Kyocera's quartz crystal operations merged with those of Kyocera Crystal Device Corporation.|