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Company Profile
Company introduction
- Company name
- MIDORI PRECISIONS CO.,LTD.
- Established
- July, 1952
- Capital
- 95 million JPY
- Revenue
- 3.2 billion JPY（March, 2024）
- Business
- Development/manufacture/sales of potentiometers and encoders
- Representative
- Hitoshi Ohira, Representative Director and President
- Employees
- 120 (March, 2024)
- Business partners
- 株式会社アイチコーポレーション、株式会社IHIエアロスペース、SMC株式会社、川崎重工業株式会社、株式会社小松製作所、
株式会社島津製作所、西部電機株式会社、株式会社タダノ、東京計器株式会社、ナブテスコ株式会社、日本ギア工業株式会社、
ニッパツ・メック株式会社、日立建機株式会社、株式会社日立製作所、日野自動車株式会社、三菱重工業株式会社、
三菱電機株式会社、三菱ロジスネクスト株式会社、油研工業株式会社、横河電機株式会社、ABB Ltd、CMD Corporation、
Kongsberg Gruppen、Metso Flow Control Oy、PULOON Technology Inc.、Qualitrol Corporation、Rotork YTC Limited、
Tissin Co.,Ltd.、Valmet Automation Oy、WOODWARD,INC. 他 約250社 - Cooperating companies
- 浅間合成株式会社、株式会社宇田製作所、株式会社内野製作所、有限会社宇宙堂技研、株式会社協和富士、株式会社ゼータ、
株式会社徳力本店、柏都電機工業株式会社、株式会社弥生精機製作所、山梨賛友株式会社 about 200 companies
Offices
- Headquarters
〒205-0023
3-2-8, Shinmeidai, Hamura, Tokyo, Japan 205-0023
- TEL：+81-042-554-5900／FAX：+81-042-554-5901
- Tokyo office
〒205-0023
3-2-8, Shinmeidai, Hamura, Tokyo, Japan 205-0023
- TEL：+81-042-554-5900／FAX：+81-042-554-5901
- 15 minutes walk from the Hamura Station (JR Ome line)
History
- 1952
- Tatsujiro Kogure, founder of the company, establishes Midori Sokki Kenkyusho Co.
Focuses on development of heliostats and other wire-wound potentiometers - 1961
- Establish Chofu plant in Chofu City, Tokyo
- 1962
- Establish Osaka office in Nishi-ku, Osaka City
- 1969
- Develop the conductive plastic resistive potentiometer, Green POT
- 1971
- Move the headquarter to Chofu plant
- 1973
- Establish Hamura Midori Co., Ltd. as a production base for the Green POT in Hamura City, Tokyo.
Develop the magnetic resistive potentiometer, Blue POT - 1977
- Change company name to Midori Precisions
- 1996
- Merged with Hamra Midori Co., Ltd.
- 1998
- Develop Hall IC potentiometer, Orange POT
- 2000
- ISO9001 certified (JQA-QM5245)
- 2001
- Move the headquarter to a new building in Hamura City, Tokyo.
- 2005
- ISO14001 certified (JQA-EM5045)
- 2010
- Develop MEMS inclinometer
- 2017
- Develop magnetic encoder
- 2020
- Start development of inductive linear sensors
- 2021
- Start development of optical encoders
