Hamamatsu, Japan

Michiyasu Maramatsu

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

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michiyasu Maramatsu. Retrieved from https://idiyas.com/inventor/michiyasu-maramatsu

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 = 1.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Michiyasu Maramatsu: Innovator in Drivetrain Technology

Introduction

Michiyasu Maramatsu is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of drivetrain technology, particularly in the control of two and four-wheel driving systems. His innovative approach has led to advancements that enhance vehicle performance and user experience.

Latest Patents

Maramatsu holds a patent for an "Apparatus for controlling the shift between two and four-wheel drivings." This invention features sensors that detect the revolution velocities of both the propeller and axle shafts. It includes a calculation unit that determines a specific time duration during which the difference in revolution velocities remains below a predetermined value. This allows for a smooth transition from two to four-wheel driving without generating gear noise, even at high speeds.

Career Highlights

Throughout his career, Maramatsu has been associated with Fuji Tekko Co., Ltd., where he has applied his expertise in drivetrain systems. His work has been instrumental in developing technologies that improve vehicle efficiency and performance.

Collaborations

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Conclusion

Michiyasu Maramatsu's contributions to drivetrain technology exemplify the impact of innovative thinking in the automotive industry. His patent for controlling the shift between two and four-wheel drivings showcases his commitment to enhancing vehicle functionality and user satisfaction.

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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