energy saving device in refrigeration cycle

Company Profile

Company Outline

Company name in English ETE Ltd.
President Tomoko Okamoto
Establishment March 3rd 2009
Number of employees 11(at Sep. 2014, including exectives)
Head office Location V207 IOC-honjowaseda, 1011 Nishitomida, Honjyo, Saitama 367-0035, Japan
Phone +81-495-71-7203
Fax +81-495-71-7204
Business contents Fields of Research and Development:

  • Air conditioner for Electric Vehicles
  • Air conditioner without heat exhaust
  • Air conditioner with generator
  • Water generating device


Fields of Manufacturing and Sales:

  • Refrigerant liquefaction device (Miracle Coil)
  • Instantaneous heat removal device (MIH)


Fields of Service:

  • Installation and maintenance of air conditioning system
  • Energy saving consultation

Access to Head office


5 minutes on foot from Honjo Waseda Station on Joetsu Shinkansen (about 50 minutes from JR Tokyo station to Honjo Waseda station)
About 2 km from Honjo JR Takasaki Line (about 90 minutes from JR Ueno station to Honjo station)
About 1 km from Honjo Kodama IC (Kanetsu Expressway), about 70 km from Tokyo

Access to Development Center

■Address 86-1kashiai, Fukaya, Saitama 366-0817 Japan

About 10 minutes by taxi from Fukaya station north entrance JR Takasaki Line
・From Kanetsu Expressway Hanazono IC towards Fukaya,
about 3.5km after turning to left at [Tanaka north] Intersection of National route 140 bypass
※Parking space: about 10 cars
※Along Yorii Prefectural road(Line 62)

Corporate history

Apr. 2015 Moved Head office to IOC-honjowaseda.
Changed Japanese company name from E · T · E Corporation to ETE Corporation and set English company name as ETE Ltd..
Jun. 2014 Accredited as Heisei 25 fiscal year supplement “New buisiness activities in manufacturing, commerce and service by SMEs and Small/Micro Enterprises”
Jan. 2013 Received “Environmental Business Women Award” of “eco japan cup 2012”
Sep. 2012 Accredited as Management innovation plan from Saitama Prefecture
Theme name: Development, manufacture and sales of “Miracle Coil” which contributs to power saving and CO2 reduction of air
Jan. 2012 Moved head office to Fukaya City
2011~2012 Succeeded in demonstration of energy saving effect of spiral coil
May 2010 Signed the agreement concerning licensing of shared patents etc. on coil business
Sep. 2009 Saitama Prefecture Next Generation Automotive Technology Development Support Project “Development of Energy-saving Air Conditioner Using Spiral Tube Expander” was adopted under the support of “Research Promotion Organization of Honjo International Research Park”
Jun. 2009 Joined in “next-generation mobility area management study group” in Public Interest Incorporated Foundation “Research Promotion Organization of Honjo International Research Park”
Mar. 2009 Established E・T・E Corporation in Honjo City to increase efficiency of coil business


Company Introduction

Link to the member introduction of the Fukaya Chamber of Commerce and Industry

If you are troubled with power saving measures, please do not hesitate to contact us TEL 81-48-574-7655 9:00 - 17:00(except Saturday, Sunday and holidays)

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January 2020
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