Company Profile | Pioneer of a gas alarm gas detector / alarm - Riken Keiki Co., Ltd.

Company Profile

Company Name RIKEN KEIKI CO., LTD.
Established March 15, 1939
Capital 2,565 million yen
Location 2-7-6 Azusawa Itabashi-Ku, Tokyo 174-8744 Japan
Headquarters
  TEL: 81-3-3966-1121
  FAX: 81-3-3966-3066

Overseas Business Department
  TEL: 81-3-3966-1113
  FAX: 81-3-3558-9110
  E-MAIL : intdept@rikenkeiki.co.jp

Domestic Sales Department
  TEL: 81-3-3966-1111
  FAX: 81-3-3558-0043
Major sales items
* Gas detection and indicator alarm system for continuous monitoring
* Portable/personal gas monitor
* Portable gas leak checker
* Entrusted experiment for measurement of leaked gas diffusion
* Toxic gas monitor/indicator alarm unit
* Oxygen monitor alarm system management
* Portable combination gas monitor
* Optical gas indicator gas detection tube
* Auto-emission analyzer
* Surface analyzer (Photoelectron spectrometer)
* Gas indicator for medical use
* Portable salinity analyzer 'SALCON'
Directors
President

Executive Director

Executive Managing Director

Directors


Directors
(Audit and Supervisory
Committee Members)
Hisayoshi Kobayashi

Jyunichi Koyano

Testuya Matsumoto

Shinya Kobu
Shoji Kizaki

Nobuo Nakano
Hiroshi Hattori *
Shigeru Yamamato *
Michimasa Taga *
*Outside Director
Main Financing Banks
Mizuho Bank, Ltd.
Sumitomo Mitsui Banking Corporation.
MUFG BANK, Ltd.
Resona Bank, Ltd.
Mizuho Trust & Banking Co., Ltd.
Sumitomo Mitsui Trust Bank, Limited
Stock exchange registration 1st section of the Tokyo Stock Exchange
Managing underwriters Nomura Securities Co., Ltd. , Mizuho Securities Co., Ltd. 
Factories Hokkaido, Nara
Sales offices Sapporo, IwateSendai, Mito, Saitama, Chiba, Kanagawa, Hamamatsu, Nagoya, Yokkaichi, Kanazawa, Osaka, Kobe, Mizushima, Shikoku, Hiroshima, Fukuoka, Kumamoto, Ohita
Around the globe service center The United States, Germany, China, Singapore, Taiwan, Korea, Brazil
Affiliated Companies
RIKEN KEIKI NARA MFG.Co.,Ltd. 
Sales turnover March 2015 21,335 million yen
March 2016 23,417 million yen
March 2017 23,357 million yen
March 2018 28,089 million yen
March 2019 30,650 million yen
Percentage of sales by device type
(March 2019)
Stationary gas detectors / alarms 67.0%
Transportable gas detectors / alarms 28.9%
Other measuring equipment 4.1%

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