Wako, Japan

Jun Takeuchi

This inventor holds 24 USPTO granted patents and 3 published patent applications, primarily in Water Electrolysis Systems. Top assignees: Honda Motor Co., Ltd., Eastman-Kodak Company. Active years: 2011-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jun Takeuchi. Retrieved from https://idiyas.com/inventor/jun-takeuchi

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

USPTO Granted Patents = 24 

% Patents Active = 58.3

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 25(Granted Patents)


Location History:

  • Tochigi-ken, JP (2012)
  • Utsunomiya, JP (2011 - 2014)
  • Saitama, JP (2012 - 2016)
  • Wako, JP (2014 - 2023)

Company Filing History:


Years Active: 2011-2023

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Areas of Expertise:
Water Electrolysis
Hydrogen Production
Control Method
Differential Pressure
High Pressure
Electrochemical Cell
Hydrogen Station
Power Generation
Condensate Purging
Rinsing Wastewater Treatment
Operation Method
Shut Down Method
24 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Jun Takeuchi in Water Electrolysis Technology

Introduction

Jun Takeuchi, based in Wako, Japan, is an accomplished inventor with a notable portfolio of 24 patents. His work primarily focuses on advancements in water electrolysis systems, contributing to the field of hydrogen energy and management systems.

Latest Patents

Among Jun Takeuchi's latest innovations is a **water electrolysis system** that efficiently electrolyzes water to generate gaseous hydrogen and oxygen. This system includes a water electrolyzer, a gas-liquid separator that accurately separates the hydrogen from the liquid phase, and a water level detector designed to monitor the water levels within the separator. The innovative design features a pressure detector that tracks the gas phase pressure, with a CPU and memory integrated to calculate any discrepancies in water level detected.

Another significant patent is his **hydrogen station**, which boasts a state management apparatus linked to several systems for managing their operational states. This invention emphasizes safety with a separate safety control apparatus ensuring that the power supply to the main equipment is cut off if any abnormalities are detected, thereby enhancing the reliability of hydrogen stations.

Career Highlights

Jun Takeuchi's career includes tenures at notable companies such as Honda Motor Co., Ltd. and Eastman Kodak Company. His experience in these corporations has played a pivotal role in his innovative pursuits, particularly in technologies pertaining to energy and system management.

Collaborations

Throughout his career, Jun has collaborated with esteemed colleagues, including Koji Nakazawa and Daisuke Kurashina. These partnerships have undoubtedly contributed to the success and development of his patented technologies.

Conclusion

Jun Takeuchi represents a significant figure in the field of hydrogen energy research, with his inventive solutions advancing water electrolysis technology and promoting safer operations in hydrogen systems. His extensive patent portfolio reflects his commitment to innovation and excellence in engineering.

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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