Higashiosaka, Japan

Hachiro Touchi

This inventor holds 1 USPTO granted patent. Top assignee: Chugai Ro Co., Ltd.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hachiro Touchi. Retrieved from https://idiyas.com/inventor/hachiro-touchi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Hachiro Touchi: Innovator in Temperature Measurement Technology

Introduction

Hachiro Touchi is a notable inventor based in Higashiosaka, Japan. He has made significant contributions to the field of temperature measurement through his innovative patent. His work focuses on utilizing a state change of a working fluid to accurately measure temperature.

Latest Patents

Hachiro Touchi holds a patent for a "Method of measuring temperature and apparatus for effecting the method." This invention involves a method and apparatus that measures temperature by using a working fluid. The process begins with the working fluid being supplied at a constant mass flow rate into a flow channel that contains a throttle portion at a temperature-sensitive area. By measuring the pressure difference across the throttle portion, the temperature can be calculated. The apparatus includes a source of the working fluid, a probe with an external and internal cylinder, and a mass flow control device to regulate the flow rate. Additionally, it features a differential pressure gauge and a temperature determining device.

Career Highlights

Hachiro Touchi is associated with Chugai Ro Co., Ltd., where he has been able to apply his expertise in temperature measurement technology. His innovative approach has led to advancements in the field, showcasing his commitment to improving measurement techniques.

Collaborations

Hachiro has worked alongside talented colleagues such as Koji Murakami and Kazuya Higeta. Their collaborative efforts have contributed to the development of cutting-edge technologies in their respective fields.

Conclusion

Hachiro Touchi's contributions to temperature measurement technology highlight his innovative spirit and dedication to advancing scientific methods. His patent reflects a significant achievement in the field, demonstrating the importance of precise temperature measurement in various applications.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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