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About Us (The Company Guide)
The company business line is design, manufacture and sales of followings:
  • Medical Apparatus
  • Scientific Apparatus
  • Electronic Measurement Apparatus
  • Power Supply Equipment
We also specialize in sheet metal processing and painting with glow.
The company has business licenses of such as:
  • Medical tools manufacturing industry 08BZ000089
  • Medical tools selling business Hi-9
  • Medical tools repair business 08BS080003
We are the certified registration member of ISO-9001/2008 (No.JQA2980) and ISO14001 (E667-ISO14001).
The list of qualified staffs in the company is following:
  • Six persons are certified "the first class consultant engineer of national skill official approval for electric device."
  • Fourteen persons are certified "the second-class consultant engineer of national skill official approval for electric device."
  • Three persons are certified for "repairing business responsibility engineer of medical tools."
  • Four persons are certified "medical tools sale and lease administrator."
The Company Profile
Company Name Corona Electric Co., Ltd
Founded August 1st, 1952
Capital Stock 41,090,000 yen
Address 3517, Higashi-Ishikawa, Hitachinaka-shi, Ibaraki-Ken, Japan 312-0052
(Area of Premise: 18,568m2 / Building Area: 3,953m2)
Numbers of Employees 90 Persons
Representative Director Osamu Yagyu
Senior Executive Director Masakatsu Yagyu
Director Nobuko Yagyu
Auditor Tomoko Ichige
Additional Information:
Company`s bank Mizuho Bank Mito branch
Shoko Chukin Bank Mito Branch
Tukuba Bank Katsuta Branch
Main customer Hitachi High-Technologies Corporation
Hitachi High-Tech Science Corporation
The Company History
1952 On August 1st, Corona Electric Co., Ltd. was founded in Hitachi City.
1959 In August, the Katsuta Factory was opened.
1962 In April, the factory was relocated to our present location.
1972 In March, a non-power supply type remote measuring flux meter was developed in our factory.
1973 In December, Corona Shoji Co., Ltd. was established as our subsidiary company.
1980 In December, the company received the Big Ten New Products Award of the major Nikkan Kogyo Newspaper for our product (EIA micro plate photometer) "MTP-12"
1989 In October, the Japanese Red Cross blood centers all over the country have started operating our Hepatitis C screening machine "MTP-120"
1999 In January, the company acquired the certification of ISO-9001 and ISO-9002.
In March, the company received "the Technical Development Encouragement of Ibaraki Prefectural Governor Award" for the bead method chemistry luminescence full automatic analysis equipment.
2002 In August, the 50th anniversary was celebrated. We shifted up ISO-9001 to the version 2000 certification.
2003 In June, the company acquired the certification of ISO14001.

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