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Company Profile
Established February 1935
Corporate name Daito Kogyo Co., Ltd.
Capital 60 million yen
Representative Hiroshi Inoue, Representative Director
Employees 90 (39 engineers and office workers, 51 factory workers)
Main products Gear pumps
    For oil transportation in general, generic chemical liquids,
high-viscosity liquids, vacuum resistance,resistance to heat, resistance to acid/alkali, for fuel discharge, for chemical extinguisher solution, for hydraulic pressure, for food
  Oil injection systems
    Lubricant oil injection system, fuel oil injection system
Club activities Baseball club, futsal club, mountain-walking club

Tokyo Head Office
7-52-1 Nishiogu, Arakawa-ku,
Tokyo 116-0011
Tokyo Head Office +81-3-3893-4811 Tokyo Head Office map
Tokyo Head Office +81-3-3893-4820
Osaka Office
AXIS Honmachi Bldg. 5th floor,
1-2-1 Nishi Honmachi, Nishi-ku,
Osaka 550-0005
Osaka Office +81-6-6532-9074 Osaka Office・map
Osaka Office +81-6-6532-9073

Omiya Factory
630 Minaminakano, Minuma-ku,
Saitama 337-0042
  Omiya Factory・map

1935 Established as Daito Kogyo Inoue Seisakujo. Manufactured gear pumps for machine tools, gear pumps for hydraulic pressure, and universal ball joints.
1944 History    Reorganized as Daito Kogyo Co., Ltd.
1947 Developed and manufactured high-pressure gear pump for hydraulic pressure.
1950 As the chemical industry developed, R&D and production of gear pumps having resistance to heat, resistance to acid/alkali, and for high-viscosity liquids started.
1952 A mechanical seal was used for the shaft seal of gear pumps to give vacuum resistance, enabling the suction of liquid from vacuum tanks, transportation, and other uses.
1953 Osaka Office opened.
1954 Factory 2 constructed.
1961 Omiya Factory constructed. Commercial production facilities of compact and standard gear pumps completed.
1963 Capital increased to 60 million yen.
1967 Gear pumps for high polymer chemistry spinning dope developed.
1969 Series of NS type sanitary pumps for high viscosity liquids developed.
1971 Factory 2 renovated, test facilities for gear pumps constructed.
1983 Compact, high-speed FR-type gear pump for diesel oil/kerosene developed.
1986 Assembly plant of Omiya Factory completed.
2003 Seal-less gear pump MC type developed.
2013 Our heat-resistant seal-less gear pump received the first prize of Arakawa-ku’s New Products and Technologies Award.
The company received the first prize of Tokyo Management Innovation Plan.
2014 5-axes control vertical machining center, 3D coordinate measuring machine, gear measuring machine and surface roughness measuring machine introduced.

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