President Hisashi Morikawa of Morikawa Industries Corporation establishes a valve machine factory with the objective of selling in-house products.
Morikawa Kogyo Inc. is founded as the exclusive distributor.
Begins operation under an integrated production system, from casting, processing, assembling to testing .
Begins sale of valves for every kind of refrigerator and freezer, with June 2nd as the founding date.
Company name changed to Morikawa Valve.
Head office is relocated from 150 Imojiya, Koshoku-city, Nagano to 1-33-20 KamiIkebukuro, Toshima-ku, Tokyo
Tie up with Nikkiso Co., Ltd. for sale of non-seal pump and becomes the exclusive agent.
Tie up with Emerson Electric Co. in the US and becomes the exclusive agent in Japan.
S-type device wins Tokyo Industrial Technology Award (Product and technology contributing to the creation of an environmental recycling society).
Integrates Morikawa Valve and Tokyo office of Morikawa Industries Corporation to form MORIKAWA Co., Ltd. with three business operations: Refrigerant and Air Conditioning Equipment Division, Environmental Equipment Division and Electronics Division.
With introduction of the New Field Advancement Law, operation is shifted to manufacturing and commences secondary founding period.
With introduction of the Creation Law, development commences for new-type of gas recovery device.
S-type device wins the 26th Outstanding Environmental Device Award by the Japan Society of Industrial Machinery Manufacturers Chairman Award.
Begins operation of Environmental Equipment Division in Nagano Plant.
With introduction of the Tokyo Business Innovation Law, 3-year business plan with environmental equipment operation as management pillar is commenced.
Environmental Equipment Division in Nagano Factory becomes the Nagano Office integrating operations, and forms development and production system.
Capital is increased to 31 million yen.
S-type device receives high evaluation on verification test for dichloromethane processing technology and is certified The Pilot Project of the Environmental Technology Verification in the field of VOC Treatment (MOE).
Acknowledged as a major development company for the Environmental Cleanup Technology Development to support the Safety and Security of the City of Tokyo Regional Concentrated Research and Development Program.
Certified as the investment No.1 for the SME Commercialization Support Fund by Tokyo.
Capital is increased to 67 million yen.
Capital is increased to 97 million yen.
S-type device is recognized with the 11th Protect the Ozone Layer and Prevent Global Warming Award, Minister of the Environment Award sponsored by the Nihon Kogyo Shimbun.
Ibaragi Distribution Center is relocated to Chikuma-shi, Nagano and commences operation of Chikuma Distribution Center.
Commences joint development with the Tokyo Metropolitan Industrial Technology Research Institute.
Sets up Tokyo Office for Environment Equipment Division and commences operation.
Certified for the Interdisciplinary Collaboration New Business Field Development Plan (new collaboration) (METI) and commences separate mobile-type VOC recovery system operation plan.
S-type device is recognized with the Resource Recirculation Technology and Systems, Japan Environmental Management Association for Industry Chairman Award”.
With introduction of Tokyo “Business Innovation Law,” commences 3-year plan for environmental equipment operation expansion.
The head office is relocated from 1-33-20 Kami-Ikebukuro, Toshima-ku, Tokyo to 5-45-5 Higashi-Ikebukuro, Toshima-ku, Tokyo.
Tsuyoshi Morikawa is appointed President.
S-type device (Model F) is recognized with the “Japan Industrial Conference on Cleaning, New Outstanding Industrial Cleaning Product Award”.
Chairman Kiyoshi Morikawa is awarded The Order of the Rising Sun, Silver Rays at the Autumn Conferment.
Takes over Valve Production Operation of Morikawa Industries Corporation and forms an integrated sales and manufacturing system for the valve operation. Creates a two-division system with valve and environment operations.
Commences operation of Chikuma Plant of Morikawa Industries Corporation as the Nagano Office. Unifies Chikuma Distribution Center with Valve Operation, Manufacturing Division.