Hitachiota, Japan

Shoju Masumoto

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Hitachi Automotive Systems, Ltd., Hitachi, Ltd.. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoju Masumoto. Retrieved from https://idiyas.com/inventor/shoju-masumoto

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

USPTO Granted Patents = 2 

Average Co-Inventor Count = 3.4

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Hitachiohta, JP (2012)
  • Hitachiota, JP (2012)

Company Filing History:


Years Active: 2012

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2 patents (USPTO):Explore Patents

Title: Innovations of Shoju Masumoto

Introduction

Shoju Masumoto is a notable inventor based in Hitachiohta, Japan. He has made significant contributions to the field of automotive technology, particularly in battery-charging systems. With a total of two patents to his name, Masumoto's work reflects a commitment to enhancing the efficiency and reliability of automotive components.

Latest Patents

Masumoto's latest patents include a control device for automobile battery-charging generators. This invention provides a control device that adapts to supply various specifications in a highly reliable and stable manner. It allows for simple switching between electrical characteristics, assigning and limiting functions to meet diverse user needs. The device utilizes a voltage control IC regulator to manage the field current flowing through the field winding, ensuring optimal performance based on the battery's voltage.

Another significant patent is the on-vehicle charging generator and rectifier unit. This innovation features a stable MOSFET rectifying operation that remains unaffected by the power generation conditions from the engine's start. The design includes a comparison mechanism for phase voltages and power generation voltage, which synchronizes the operation of flip-flops to execute the MOSFET rectifying operation effectively.

Career Highlights

Throughout his career, Masumoto has worked with prominent companies such as Hitachi Automotive Systems, Ltd. and Hitachi, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in automotive technology.

Collaborations

Masumoto has collaborated with notable colleagues, including Shuichi Kokubun and Hiroshi Yoneda. Their teamwork has contributed to the advancement of automotive innovations and the successful development of new technologies.

Conclusion

Shoju Masumoto's contributions to automotive technology through his patents demonstrate his expertise and innovative spirit. His work continues to influence the industry, paving the way for more efficient and reliable automotive systems.

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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