About TDK

Our History

1935 - 1959

1935

Tokyo Denki Kagaku Kogyo K.K. established in Tamura-cho, Shiba-ku, Tokyo City for commercial production of ferrite cores.

The first ferrite cores.
The first ferrite cores.
1937

Kamata Plant constructed, mass production of ferrite cores begins.

1940

Hirasawa Plant constructed in Hirasawa-cho, Akita prefecture.

1951

Production of ceramic capacitors begins at the Hirasawa Plant.

1953

"Synchro Tape" - magnetic recording tape introduced.

1955

Ulcon Disc capacitor introduced.

Ulcon Disc capacitor introduced.
Ulcon Disc capacitor introduced.
1958

"Paramistor" (a parametron arithmetic element using ferrite core) wins the Grand Prix at the Brussels World Expositon.

Paramistor (a parametron arithmetic element using ferrite core)
"Paramistor" (a parametron arithmetic element using ferrite core)
1959

TDK opens its first overseas office in Los Angeles.
TDK shares listed on the Tokyo over-the-counter market.

1960- 1979

1960

Yawata Plant constructed in Ichikawa City, Chiba Prefecture.

1961

TDK shares listed on the First Section of the Tokyo Stock Exchange.

1965

TDK establishes a local subsidiary in New York.

1966

"Synchro Cassette Tapes" introduced.

Cassette tapes introduced.
Cassette tapes introduced.
1968

Joint venture company established in Taiwan.

1969

Chikumagawa Plant constructed in Saku City, Nagano Prefecture.

1970

Chokai Plant constructed in Nikaho-machi, Akita Prefecture.
Shizuoka Plant constructed in Sagara-cho, Shizuoka Prefecture.

1972

Winchester Heads developed.
Local subsidiary established in Dusseldorf, Germany.

Winchester Heads developed.
Winchester Heads developed.
1978

Headquarters moved to 1-13-1 Nihonbashi, Chuo-ku, Tokyo.
VHS format "Super Avilyn Video Cassettes" introduced.
Narita Plant constructed in Narita City, Chiba Prefecture.

Video tape using new magnetic material, Avilyn, introduced.
Video tape using new magnetic material, Avilyn, introduced.

1980- 1999

1980

Magnetic heads using amorphous materials introduced.

1982

Mikumagawa Plant constructed in Hita City, Oita Prefecture.
TDK shares listed on the New York Stock Exchange.

1983

Company name changed to TDK Corporation.
TDK serves as an official sponsor of the First IAAF World Championships in Athletics (Helsinki).

1985

TDK has a pavilion at the International Exposition, Tsukuba, Japan.

1986

TDK acquires SAE Magnetics (H.K.) Ltd., a magnetic head maker.

1989

Local subsidiaries established in Malaysia and Luxembourg.

1990

Technical Center completed in Ichikawa City.

TDK Technical Center
TDK Technical Center
1991

Local subsidiary established in Thailand.

1992

Plant constructed in Dalian, China.
Recordable CD-R compact discs with an organic colorant film introduced.

1994

High-density recording MR heads introduced.
Local subsidiary established in Xiamen, China.

TDK Xiamen Co., Ltd (China)
TDK Xiamen Co., Ltd (China)
1995

Plant constructed in Hungary.

1997

Mikumagawa Plant acquires ISO 14001 certification.
Plant constructed in the Philippines for magnetic head production.

1998

TDK Malaysia becomes TDK's first overseas plant to acquire ISO 14001 certification.

2000- 2019

2000

Headway Technologies Inc., an American magnetic head maker, acquired.

2001

Multilayer chip capacitor manufacturing and sales company established in Suzhou, China.
TDK R&D Corporation established as a research and development base in the United States.

2002

System of outside directors and corporate officers introduced.
The Mikumagawa Plant becomes the TDK Gorup's first operations base in Japan to achieve zero emissions.

2003

Innoveta Technologies, an American developer of power supplies for use in communications devices, acquired.

2004

TDK becomes the first recording media maker to join the Blu-ray Disc Founders.

2005

TDK acquires Amperex Technology Limited, a manufacturing and sales company of Polymer Lithium Battery in Hong Kong.
TDK acquires Lambda Power Group, power-supply business of Invensys plc.
TDK opens the TDK History Museum in Akita Prefecture.

DENSEI-LAMBDA Nagaoka Plant
DENSEI-LAMBDA
Nagaoka Plant
TDK History Museum
TDK History Museum
2006

World's first bare Blu-ray Disc released.

2007

TDK-brand recording media sales business transferred to US data storage products manufacturer and supplier Imation Corp.

2008

Business merger by takeover bid with German electronic device manufacturer EPCOS.

2009

TDK-EPC Corporation established by corporate separation
"Development of Ferrite Materials and Their Applications" recognized as IEEE Milestone

TDK Xiamen Co., Ltd (China)
2009 The plaque of
IEEE Milestone for Ferrite
2013

Dysprosium (Dy) Free Magnet developed.

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