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About Rigaku

Who we are

Since its inception in 1951, Rigaku has been at the forefront of analytical and industrial instrumentation technology. Today, with hundreds of major innovations to their credit, the Rigaku Group of Companies are world leaders in the fields of general X-ray diffraction (XRD), thin film analysis (XRF, XRD and XRR), X-ray fluorescence spectrometry (TXRF, EDXRF and WDXRF), small angle X-ray scattering (SAXS), protein and small molecule X-ray crystallography, Raman spectroscopy, X-ray optics, semiconductor metrology (TXRF, XRF, XRD and XRR), X-ray sources, computed tomography, nondestructive testing and thermal analysis.

With Rigaku's vast understanding of X-ray and its complementary technologies as a foundation, our true strength is seen in an unparalleled willingness to collaborate with customers. By promoting partnerships, dialog, and innovation within the global scientific and industrial communities, Rigaku demonstrates a relentless commitment to providing our client markets with fully integrated solutions.

The company and its employees are dedicated to developing and supplying universities, industry, and government labs with the ultimate in customer-focused integrated solutions across a wide variety of disciplines, including structural proteomics, nanoengineering research, general purpose X-ray diffraction (XRD) and spectroscopy (XRF), materials analysis and quality assurance.

Whether supplying the tools to create better semiconductor chips, enabling drug discovery, improving production line quality, or exploring the new frontier of nanotechnology, Rigaku products and services lead with innovation.

Rigaku employs over 1,400 people worldwide in operations based in Japan, the U.S., Europe and China. We value our people. Our value comes from them. Close collaboration between our users and employees sets the direction and focus of our work, allowing us to address customers' needs and stay close to the market place.

The story of success and dedication

About our company
The products that shape our world depend upon analytical and X-ray instrumentation.
With care and precision, Rigaku’s instruments are crafted to reveal our world so that you can transform it.

Rigaku corporate overview

Rigaku corporate mission

To contribute to the enhancement of humanity through scientific and technological development

Rigaku at a glance

Business domain

Manufacturing and sales of scientific instruments


Tokyo Plant and X-ray Research Lab
Matsubara-cho, 3-9-12 Akishima-shi, Tokyo

Chief Executive

Hikaru P. Shimura, President and CEO


6th December 1951

Product lines

Powder diffraction
Thin film analysis
Stress measurement
Small molecule crystallography
Protein crystallography
X-ray microscopy
Computed tomography
Non-destructive testing
X-ray fluorescence
Thermal analysis
Handheld Raman
Laser-induced Breakdown spectroscopy (LIBS)

Rigaku in Japan

Headquarters (Tokyo)
Tokyo Plant
Osaka Plant
Yamanashi Plant
X-ray Research Lab
Tokyo Office
Osaka Office
Tohoku Office
Nagoya Office
Kyushu Office
Sapporo Service Station
Tsukuba Service Station

Rigaku Mechatronics Co., Ltd.

Manufacturing and sales
Vacuum and magnetic seals

Rigaku Yamanashi Corporation

General purpose instruments, X-ray generators

Rigaku Logistics Corporation


Nippon Instruments corporation

Manufacturing and sales
Mercury analyzers

Rigaku Service Co.

Manufacturing and sales
XRF products and parts

Rigaku in the Americas

Applied Rigaku Technologies, Inc.

Manufacturing, sales and service for EDXRF instrumentation

Rigaku Analytical Devices, Inc.

Manufacturing, sales and service for handheld and portable spectroscopic analyzers

Rigaku Latin America Limitada

Sales and technical service support to Rigaku distributors in Latin America

Rigaku Americas Holding, Inc.

A US holding company

Rigaku Americas Corporation

Sales of Rigaku instruments in North America

Rigaku Innovative Technologies, Inc.

Development, manufacturing and sales of X-ray optics

Newton Scientific, Inc.

Development, manufacturing and sales for accelerators and HV systems

Rigaku in Europe and Asia

Rigaku Europe SE

Provides sales support to Rigaku distributors in Europe, Africa, Middle East and CIS region

Rigaku Innovative Technologies Europe S.R.O.

Cutting edge X-ray technology development and advanced optics R&D, manufacturing and sales for detectors and sources

Rigaku Asia and Pacific Limited

Provides support to Rigaku distributors throughout Asia

Rigaku Polska sp. Zo. O.

Development and production of single crystal X-ray diffractometers

Rigaku Beijing corporation

Sales and application support for Rigaku customers in China

Rigaku Portable Devices Asia Limited

Provides support to Rigaku distributors throughout Asia

Rigaku facilities

Tokyo Plant (Headquarters)
Osaka Plant
Yamanashi Plant
Rigaku Americas Corporation
The Woodlands, TX
Rigaku Beijing Corporation
Beijing, China
Rigaku Innovative Technologies
Auburn Hills, MI

Our Business Domains

Life sciences

Protein structure analysis for developing drugs
Pharma crystal polymorphism analysis
Medicine structure transformation analysis
Food manufacturing/preservation condition analysis

Environment, resources, and energy

Material development for recycling process
Analysis of toxic metal in soil, plastics, and alloys
Mineral resource excavation
New energy material development

Nanotechnology and materials

Nanoparticles/nano vacancy material development
Crystals and biomaterial nanostructure assessment
New material characterization assessment
Thermo-physical property assessment
Raw material analysis/process control

Semiconductor and electronics

Water surface contamination analysis
Film thickness/composition analysis
Crystal defect/orientation analysis
Nano process shaping assessment
Crystal structure assessment of magnetic film/compound

Analytical Technologies

X-ray diffraction (XRD)

Crystal structure and lattice constant

X-ray reflectometry (XRR)

Film thickness, density, and roughness

Small angle scattering (SAXS)

Particle size and shape

X-ray fluorescence (XRF)

Elemental analysis and thin film analysis

X-ray transmission (XRT) and X-ray computed tomography (XCT)

Internal structure, defects and foreign bodies, and 3D observation

Thermal analysis (TA) and evolved gas analysis (EGA)

Thermal properties (decomposition, expansion, melting, transition, oxidation, crystallization), and evolved gas


Material identification on vibration spectra

The story of success and dedication

Since the founding in 1951, Rigaku, a pioneer of X-ray diffractometers and thermal analysis instruments, has constantly been developing and manufacturing a variety of instruments in a wide range of areas from R&D to quality control.
·Delivered more than 50,000 instruments in Japan
·70% market share in Japan
·Installed Rigaku instruments in over 90 countries worldwide
We, Rigaku, as a leader in the X-ray and analytical industry, will continue to develop together with our customers around the world.