Corporate History

1941August

Sanwa Denki Keiki Seisakusho established as a company manufacturing and selling diagnostic tools, or multi-testers (circuit testers) for use in equipment repair, following the increased popularity of radio receivers. (Koganei-machi, Kitatama-gun, Tokyo)

1945August

World War II ends. Company resumes business in new factory in Koganei-machi.

1954April

Sanwa begins to export overseas, to countries such as Argentina, USA, China, Brazil and India.

1955June

Sanwa Electric Instrument Co., Ltd established as the head office. (Sotokanda, Chiyoda-ku, Tokyo)

December

Sanwa's P-3 circuit tester awarded Small and Medium Enterprises Agency's "Export Promotion Award".

1959March

Because of import restrictions imposed by the UK against Japan, Sanwa establishes a company in Hong Kong and begins manufacturing through this subsidiary company's products.

1962November

Exhibits at first Japan Electronics Industrial Show (now CEATEC JAPAN).

1967October

Osaka office opened. (Ebisucho, Naniwa-ku, Osaka)

1968June

Sales of Sanwa Testers top the 5 million mark.

1969June

Commended by the Japanese Minister of Trade and Industry for contributions to exports for three consecutive years following this year.

December

Manufacturing company Sanwa Denki Seisakusho opens new factory in Hamura, Tokyo.

1973May

Distribution center opened to enhance quality of distribution service.

1974January

Current "Sanwa" logo established. Company launches corporate identity policies.

1982April

Sales of Sanwa Testers top the 8 million mark.

1985August

Sanwa begins production of movable parts for shock-resistant band meters using automatic assembly equipment.

December

Manufacturing company Sanwa Keiki Seisakusho opens new offices in Tokyo.

1986January

Lux meter launched.

1988October

Chip mounter introduced. Productivity improved in response to product miniaturization.

1990November

Osaka office renovated. Showroom opened.

1992October

Manufacturing company Sanwa Denki Seisakusho renamed Sanwa Tesmex, and Sanwa Keiki Seisakusho renamed Sanwa M.I. Technos Co., Ltd.

1994October

Sanwa Meter Hong Kong established. Begins overseas part procurement.

1996August

Representative office opened in Singapore. Begins local agency support activities in ASEAN countries.

November

Sanwa Tesmex quality assurance system receives JQA accreditation, acknowledging conformity with ISO 9002 quality assurance standards.

2002October

Sanwa Electric Instrument Co., Ltd. and Sanwa Tesmex unite to become a single sales and manufacturing company.

November

Sanwa Electric Instrument Co., Ltd certified as ISO 9001 (Quality Assurance System) compliant by JQA.

2004October

Manufacturing company Sanwa M.I. Technos incorporated into Sanwa Electric Instrument Co., Ltd.

2007November

Certified as ISO14001 (Environmental Management System) compliant by JQA.

2009May

Sanwa Hybrid Mini-tester DG34 awarded Tokyo Governor’s Prize at the JECA Fair.

2010February

Development and launch of Leak Clamp Meter I0R100, which uses True R theory.

August

Certified as JIS Q 17025: (ISO IEC 17025:2005) compliant with JAB(Japan Accreditation Board for Conformity Assessment)