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Quality control

We think as our quality control subject is the most important to earn the customer's trust for our product.
We consider that inspection and confirmation which are based on the quality control system using the advanced facilities are our strong point.


検査設備/画像測定器[Nikon iNEXIV]

Inspection facilities / Image measuring instrument
[Nikon iNEXIV]

検査設備/3次元測定器[東京精密 XYZAX]

Inspection facilities / Three dimensional measuring instrument

Quality policy

We provide as our management philosophy is to provide reliable quality "providing the product and meeting with customer satisfaction". The products of Mitoyo-seiko are used in wide range of field such as automobile, office automation, electronic equipment, and medical. Requirement for quality and reliability is getting increased with expansion of the applied field. We have been working on quality improvement activities positively to meet the customers request. In addition, we have perfect inspection system not only in our company but also subcontractors.


Quality Initiatives

In order to provide the products and service with customer satisfaction, quality is superior to all the other matters.

If the problem occurs, we solve the problem immediately and effort to improve the quality.


Quality assurance

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ISO9001 Philosophy

Based on harmony of person and technology, we provide the products and service with customer satisfaction.

ISO9001 Quality policy
  1. We aim make customers happy, and then consider sales and profit.
  2. Quality is superior to all the other matters.
  3. Compliance with laws.


Quality management certification, head office

Action to environment


ISO14001 Philosophy

We save the resources on the earth and effort to maintain environment and aim at the earth friendly company.

ISO14001 Environmental policy
  1. We continuously improve and announce the environmental management system and effort to enhance awareness for environment.
  2. We maintain the organization and operation system of environmental management, and find out who is responsible, and always effort to maintain the latest environmental model.
  3. We observe regulatory requirements and other requirements on our activities, and effort to prevent the pollution.
  4. In order to reduce environmental load in operation, we establish environmental purpose and target, and work on continuous improvement.


Environmental management
certification, head office




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