MARUI

Marui & Manufacturing CO., LTD. established. Manufacturing of scientific instruments and testing apparatus started by Fusakichi Marui.

Marui & Manufacturing CO., LTD. established in Osaka city. Manufacturing of testing apparatus for cement and concrete started.

Development and Manufacturing of testing apparatus related to building construction strengthened in association with the recovery of the national land.

Triaxial compression apparatus for soil developed and sold.

Tokyo branch opened in Tokyo Metropolis.

Factory designated by Minister of International Trade and Industry as an approved manufacturer measurement devices and testing apparatus.

Development in concrete non-destructive testing machine by supersonic wave succeeded.

Large triaxial compression testing apparatus for rockfill dam construction developed and supplied to an electric plant.

Concrete freezing and thawing apparatus for concrete dam construction developed and supplied.

Designing and manufacturing of low temperature plant and environmental testing apparatus started.

Kyushu branch opened in Fukuoka city.

MARUI & CO., LTD. established. (The sales department split to be independent from Marui & Manufacturing CO., LTD.)

Electric hydraulic servo automatic control technique applied to vibration fatigue testing apparatus.

Development in freezing and drying apparatus succeeded.

Development in the electronic load measurement technology in the universal pressure testing machine succeeded.

Central CO., LTD. established. (The thermology and environmental testing apparatus manufacturing department split to be independent.)

Nagoya branch opened in Nagoya city.

Development in bedrock high pressure and high temperature triaxial compression apparatus for nuclear energy plant construction succeeded.

Sales of testing apparatus with a controlling program with a PC and data processing software started.

High temperature transverse testing apparatus and under-load refractoriness testing apparatus for refractory product quality management developed.

Development in mass concrete adiabatic temperature increase measurement apparatus succeeded.

Development in Concrete Specimen End Grinding Machine "Hi-Kemma TSURU-TSURU" succeeded.

Development in wall freezing and thawing apparatus for testing of prefabricate building materials succeeded.

Sales of alkaline aggregates reaction and salt damage measurement devices for concrete damage estimation started.

Development in testing apparatus of avalanche of earth and rocks for Disaster Prevention Research Institute Kyoto University succeeded.

Development in rapid alkaline aggregates reaction testing and curing apparatus succeeded.

Large rock shear testing apparatus for earthquake prediction provided for Earthquake Research Institute, The University of Tokyo.

Development in energy and space saving freezing and thawing apparatus succeeded.

A centrifuge load testing apparatus for soil, the largest in the country, provided for Disaster Prevention Research Institute Kyoto University.

Development in the methods of light emitting and identification of air void for hardened concrete succeeded.

Development in automated measuring apparatus for banking compaction of construction succeeded.

Development in Swedish sounding test apparatus for bearing capacity testing for building sites succeeded.

Development in high fluidity concrete quality management testing apparatus succeeded.

Development in high rigidity concrete pressure testing machine "HI-ACTIS 2000kN" succeeded.

Development in artificial weather experiment room succeeded.

Development of Portable Bearing Tester "CASPFOL" succeeded.

Central CO., LTD., MARUI & CO., LTD., and Marui & Manufacturing CO., LTD. consolidated.

Newly established MARUI & CO., LTD. head office relocated in Daito city in Osaka prefecture.
(The provided services: manufacturing and sales of environmental testing apparatus and vacuuming and drying machine, and of building construction related testing apparatus, examination of force testing apparatus, and lease of related apparatus or devices.)

Development in Fresh Concrete Unit Water Content Measuring Apparatus "W-Checker" succeeded.

A technical evaluation certificate awarded by The Society of Materials Science, Japan.

A technical evaluation certificate given to Portable Bearing Tester "CASPFOL".

Acquired the certification as Accredited Calibration Laboratories of "force gauge" based on the traceability system of measurement under JCSS (Japan Calibration Service System).

Acquired ISO-9001:2000 Certificate, the international standards for quality management and quality assurance.

Development in the high precision digital air meter "A-Checker" succeeded.。

Fresh Concrete Unit Water Content Measuring Apparatus "W-Checker" registered in NETIS (New Technology Information System by Ministry of Land, Infrastructure, Transport and Tourism): No.KK-050023.

Acquired the certification as Accredited Calibration Laboratories of "Unconfined" based on the traceability system of measurement under JCSS (Japan Calibration Service System).

JCSS128 emblem calibration certificate issued.

Development in fineness modulus of aggregate measuring apparatus using camera images "Sand Measure" succeeded.

"High speed friction testing apparatus" for rocks provided for China earthquake Administration.