Shizuoka, Japan

Masashi Hirota

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Yamaha Hatsudoki Kabushiki Kaisha. Active years: 2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Hirota. Retrieved from https://idiyas.com/inventor/masashi-hirota-d10c8il1

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 2018

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1 patent (USPTO):Explore Patents

Title: Masashi Hirota: Innovator in Marine Technology

Introduction

Masashi Hirota is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of marine technology, particularly through his innovative designs in outboard motors.

Latest Patents

Hirota holds a patent for an outboard motor and marine vessel. This invention features an engine with multiple cylinders, a cowling that encompasses an internal space, a drive force transmission shaft, and a supercharger that is driven by the transmission shaft. Notably, the upper end of the supercharger is positioned below the uppermost cylinder within the cowling's internal space, showcasing a unique design that enhances performance.

Career Highlights

Hirota is associated with Yamaha Hatsudoki Kabushiki Kaisha, a leading company in the marine industry. His work there has allowed him to focus on developing advanced technologies that improve the efficiency and functionality of marine vessels.

Collaborations

Hirota has collaborated with notable colleagues, including Katsumi Ochiai and Toshio Suzuki. Their combined expertise has contributed to the success of various projects within the company.

Conclusion

Masashi Hirota's innovative work in marine technology, particularly his patent for an advanced outboard motor, highlights his significant role in the industry. His contributions continue to influence the design and functionality of marine vessels today.

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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