Shizuoka, Japan

Makoto Nagafusa

This inventor holds 4 USPTO granted patents. Top assignees: Yamaha Hatsudoki Kabushiki Kaisha, Yamaha Marine Kabushiki Kaisha. Active years: 2001-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Nagafusa. Retrieved from https://idiyas.com/inventor/makoto-nagafusa

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


% Patents Active = 75.0

Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 21(Granted Patents)


Location History:

  • Iwata, JP (2001)
  • Shizuoka, JP (2003)
  • Hamamatsu, JP (2005)

Company Filing History:


Years Active: 2001-2005

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4 patents (USPTO):Explore Patents

Title: Makoto Nagafusa: Innovator in Engine Control Systems

Introduction

Makoto Nagafusa is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of engine control systems, particularly for watercraft. With a total of 4 patents to his name, Nagafusa's work has had a considerable impact on marine technology.

Latest Patents

One of Nagafusa's latest patents is an engine control arrangement for watercraft. This innovative system and method control the engine speed of a watercraft propelled by a stream of water generated by a propulsion unit driven by an engine. The system detects whether the propulsion unit is generating the stream of water. It limits the maximum engine speed to a first speed when the propulsion unit is generating the stream of water and to a second speed, lower than the first speed, when the propulsion unit is not generating the stream of water. This dual-speed control enhances the efficiency and safety of watercraft operations.

Career Highlights

Throughout his career, Nagafusa has worked with prominent companies in the marine industry, including Yamaha Marine and Yamaha Motor Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine control technology.

Collaborations

Nagafusa has collaborated with talented individuals such as Takashi Koike and Yoshihiro Gohara. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Makoto Nagafusa is a distinguished inventor whose work in engine control systems for watercraft has made a lasting impact on the industry. His innovative patents and collaborations reflect his dedication to advancing marine technology.

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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