Hitachi, Japan

Masao Endo

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

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Endo. Retrieved from https://idiyas.com/inventor/masao-endo-npf7q3nl

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Masao Endo: Innovator in Electrode Impedance Analysis

Introduction

Masao Endo is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of electrode impedance analysis, showcasing his expertise through innovative methods and apparatuses.

Latest Patents

Masao Endo holds a patent for a "Method and apparatus for analyzing the electrode impedance." This invention involves applying an alternating current (a.c.) voltage with varied frequency between a pair of measuring electrodes immersed in a sample liquid. The complex a.c. impedance is measured at each frequency, allowing for the detection of the maximum value among the absolute values of the imaginary part of the measured impedance values. This maximum value is identified as the electrode polarization resistance, while the solution resistance of the liquid is calculated by subtracting the detected maximum value from the real part of the impedance corresponding to the maximum imaginary part.

Career Highlights

Masao Endo is associated with Hitachi, Ltd., a leading company in technology and innovation. His work has contributed to advancements in the analysis of electrode impedance, enhancing the understanding of various applications in the field.

Collaborations

Masao Endo has collaborated with notable colleagues, including Yamato Asakura and Shunsuke Uchida. Their combined efforts have furthered research and development in their respective areas of expertise.

Conclusion

Masao Endo's contributions to electrode impedance analysis exemplify his innovative spirit and dedication to advancing technology. His patent and collaborations reflect his commitment to enhancing scientific understanding and practical applications in the field.

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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