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About Us

Greetings

Mutsuko Takeyama President&CEOKamiita Sosei is a manufacturer using a technology called "cold forging" and specializes in producing magnetic circuit parts for speakers and automobile parts. Our motto is to make the best product in the industry.

The name "Kamiita" originates in a place called "Itabashi-ku, Kamiita-bashi". The plant is currently located close to the Tokorozawa interchange off of Kanetsu expressway. The closest station is Fujimino Station on Tobu-Tojo Line.

The cold forging process is the technology, which uses mainly coiled steel. The coil is cut to appropriate sizes and then is pressed to a desirable shape. The characteristic of this technology is that there is no need of cutting material and can be produced precisely. The technology is highly recognized as the most efficient manufacturing method in today's industry.

The most popular products made by cold forging technology include: brake piston, flanged fastener for automobile, connection rod for general engine , copper-weld nut, pressure switch box, etc. Many of these parts are used in automobiles.
We are committed to producing high quality products using precision cutting combined machines and a three - dimensional measurement equipment with CNC mechanism (CMM) to fulfill our customer s' needs.
We have also successfully become milled the dies-molds in our plant since we installed a high precision tooling machine enabling us to achieve shorter lead times.
The new Kamiita Sosei aims at much quicker supply than ever and continues to offer even higher quality and more competitively priced products to our customers.

KAMIITA SOSEI. CO.,LTD
Mutsuko Takeyama
President&CEO

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Corporate Profile

Name

Kamiita Sosei Co., Ltd.

Established

August, 1951

Incorporated

October, 1959

Capital

85 million yen

President/ CEO

Mutsuko Takeyama

Line of Business

Precision Cold Forging Process

Automobile parts

Speaker parts

Mechanical parts, others

Headquarter

Grounds: 11,581 m2 / Factory space : 3,998 m2

Subsidiaries

Kamiita International, Inc., CA, U.S.A.

Kamimex S.A. de C.V. , Tijuana, Mexico

Grounds: 14,160 m2 / Factory space : 4,165 m2

Reference Banks

Towa Bank, Tsuruse Branch

Mizuho Bank, Kawagoe Branch

 

 

Major Clients

Hitachi Automotive System, Ltd.

Keihin Corporation
Riken Corporation
Hosei Break Industry Co., Ltd.
Akashi-Kikai Industry Co., Ltd.
Minebea Co., Ltd.
Nabtesco Automotive Corporation
Sannohashi Corporation
Bose Corporation
Tohoku Pioneer Electric Corporation
Panasonic Electronic Devices Co., Ltd.
Husqvarna Zenoah Co., Ltd.

Major Suppliers

 

JFE Bars & Shapes Corporation

Nippon Steel Corporation
Sumitomo Metal Industries, Ltd.
Daido Steel Co., Ltd.
Kobe Steel ,Ltd.

Saitama Factory Mexico Factory
Headquarter Mexico Factory
 

KAMIMEX S.A. DE C.V.
Blvd. Pacifico #14537 Parque Industrial Pacifico
C.P,22643 Tijuana, Baja California Mexico

KAMIITA INTERNATIONAL,INC.
8755 Aero Drive Suite212, San Diego, CA92123

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History

1951.8

Former president and founder: Kinnosuke Chikano established private firm at present headquarter's location. Business : Manufacturing of screws

1959.10

Incorporated as Kamiita Rashi Seisakusho and capitalized at 1 million yen. Business: Manufacturing of speaker's center pole piece, etc.

1961.3

Capital increased to 1.9 million yen.

1964.11

Installed Cold Forging Press No.1 (160 ton of Komatsu Mypress).

1968.12

Capital increased to 3.8 million yen .

1969.8

Built Saitama Factory at Kitanagai, Miyoshi-cho, Iruma-gun, Saitama.

1969.9.12

Installed a specific Former - using Wires/ Coils as material. Capital increased to 6.0 million yen .

1970.10

Capital increased to 9.0 million yen.

1973.6

Saitama factory moved to the present location.

1974.4

Capital increased to 15.3 million yen. Firm reorganized as Kamiita Sosei Co., Ltd. Installed parts-Former facilitating materials use of picking wire.

1977.10

Capital increased to 25.0 million yen .

1978.5

Capital increased to 30.0 million yen.
Installed 1,200 ton of Komatsu "Mypress" .

1980.5

Installed 2 ton wire straightener facilitating use of 2 ton wire.

1982.4.5

Built Yamagata factory. Capital increased to 50.0 million yen .

1989.10

Capital increased to 80.0 million yen. Third party allotment increased to 30.0 million yen, Tokyo Small and Medium Business Investment & Consultation Co. Capital increased to 85.0 million yen .

1994.4.5

Established subsidiaries: Kamiita International, Inc., CA, U.S.A. Kamimex S.A. de C.V., Tijuana , Mexico

1997.3

President/CEO: Mutsuko Takeyama was inaugurated

1999.6

Installed Magnesium Injection Casting Machine LM75MG and started business of Mg moldings .

2001.1

Attained ISO9002 CertifiCation

2001.7

Closed Yamagata plant

2002.7

Attained ISO9001: Model 2000 CertifiCation

2004.8 Attained ISO14001 certification
2006.4 The headquarters was relocated from Itabashi Tokyo to Kamitomi Miyoshi-Cho Iruma-Gun Saitama
2007.4 Obtained ISO/TS16949 certificaiton
2009.8 Kamiita's advanced techology matter is selected by METI Japan to be supported
2009.11 Concluded a technical assistance agreement with CX technology
2010.4 Received JZK-MVP

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